Terms
| Ai (Eye) | Harmony, coming together, love. |
| Aikido (Eye-key-doe) | Ai = harmony, Ki = spirit, Do = The way or path. |
| Aiki-ken (Eye-key-ken) | Swordsmanship. According to the principles of Aikido. |
| Aiki Taiso (Eye-key-tie-so) | Aikido exercises. |
| Ai Hanmi (Eye-hon-me) | Equal (same) stance. |
| Ai Uchi (Eye-ooh-chee) | Equal strike or equal kill. |
| Atemi (Ah-tem-ee) | Defensive strike to distract or unbalance your partner so a technique can be effectively applied. It is not meant to inflict injury. |
| Boken (Bow-ken) | Wooden sword used in practice. |
| Budo (Boo-doe) | Bujutso techniques of war. |
| Bushido (Boo-she-doe) | Warrior's Code -- The way of the warrior. |
| Chudan (Chew-don) | Middle position. |
| Dan (Don) | Aikido grade holder, black belt rank. |
| Dojo (Doe-joe) | Training hall (formerly a term used by Buddhist priests in reference to their place of worship). |
| Dori (Door-ree) | Grab. |
| Dosa (Doh-sah) | An exercise. |
| Doshi (Doe-she) | Comrade, friend (used among fellow Aikidoists). |
| Iie (Ee-ay) | No. |
| Fukushidoin (Foo-koo-she-doe-in) | First instructors rank (2nd or 3rd Dan). |
| Gaeshi (Guy-eh-she) | To reverse. |
| Gedan (Gay-don) | Low position. |
| Gi (Ghee) | Training uniform. |
| Gyaku Hanmi (Ghee-ah-koo hon-me) | Opposite stance. |
| Gyaku Te-dori (Ghee-ah-koo tay-doe-ree) | Cross hand grab (right to right or left to left). |
| Hai (Hi) | Yes. |
| Hakama (Hah-kah-mah) | A divided, pant-like skirt. |
| Hanmi (Hon-me) | A posture in which one foot is advanced one step and the body weight is distributed equally on both feet. Triangular stance. |
| Hanmi Handachi (Hon-me Hon-dah-chee) | Tore (thrower) is kneeling and Uke (the attacker) approaches from a standing position. |
| Hantai (Hahn-tie) | Opposite or reverse. |
| Hara (Har-ah) | The center of existence. Lower abdomen, physical and spiritual center. |
| Hidari (He-dah-ree) | Left (direction). |
| Hiji (He-jee) | Elbow. |
| Hiji-dori (Hejee-doe-ree) | Elbow grab. |
| Iaido (Ee-eye-do) | The art of drawing the sword. |
| Iaito (Ee-eye-toe) | Practice sword for Iaido. |
| Itai (Ee-tie) | "It hurts." |
| Irimi (Ee-ree-me) | To enter; entering. |
| Jinja (Jin-jah) | Shrine. |
| Jodan (Joe-don) | High position. |
| Jyu (Gee-you) | Free style. |
| Jyu Waza (Gee-you Wah-zah) | Free style techniques/practice. |
| Jo (Joe) | Wooden staff. |
| Kaiten (Kai-ten) | To revolve or rotate. |
| Kaiten-nage (Kai-ten-nah-gay) | Rotary throw. |
| Kami (Kah-mee) | Very simply stated: spirits; gods. |
| Kata (Kah-tah) | Shoulder. Also means "form" practice of pre-arranged exercise(s). |
| Kata-dori (Kah-tah-doe-ree) | Shoulder grab. |
| Katate (Kah-tah-tay) | One hand (left or right). |
| Katana (Kah-tah-nah) | Long sword. |
| Keiko (Kay-ko) | Practice session; trainig. |
| Ken (Ken) | Japanese sword. |
| Ki (Key) | Spirit. The vital force of the body; Universal Energy; a stream or flow of positive energy. |
| Kihon (Key-hohn) | Basic form of a technique. |
| Ki-no-nagare (Key-noh-nah-gah-ree) | Fluid form of a technique. |
| Ki Musubi (Key-Moo-su-bee) | Ki blending. |
| Kiai (Key-eye) | A piercing scream or cry with practical and psychological value, meaning "Meeting of the spirits. |
| Kokyu (Coke-you) | Breath power... the coordination of ki flow with breathing. |
| Kokyu Dosa (Coke-you Doe-sah) | A method of off-balancing and pinning your partner with your "ki" instead of your physical power. |
| Kohai (Koh-hi) | Junior or subordinate student. |
| Koshi (Koh-she) | Hips, waist (also spelled Goshi). |
| Koshi-nage (Koh-she-nah-gay) | Hip throw. |
| Kote-gaeshi (Koh-teh-guy-eh-she) | Wrist turn out throw. |
| Kumi-jo (Koo-mee-joe) | Advanced partner practices with jo. |
| Kumi-tachi (Koo-mee-tah-chee) | Advanced partner practices with ken. |
| Kyu (Cue or Kee-you) | Aikido rank, class. A mudansha, or undergraduate. |
| Ma-ai (Mah-eye) | Distance between uke and tore, meaning "harmony of space." |
| Men (Men) | Face, head. |
| Men-uchi (Men-oo-chee) | Strike to the head. |
| Mig (Mee-gee) | Right (direction). |
| Misogi (Miss-o-gee) | Purification. |
| Mitsuke (Mits-skay) | Eye focusing and direction. |
| Mokuso (Mock-so) | Meditate. |
| Morote-dori (Moh-roh-tay-doe-ree) | Attack holding one wrist/forearm with both hands. |
| Musubi (Moo-soo-bee) | Blending. |
| Nage (Nah-gay) | Throw. The person who throws. (Sometimes used in place of "tore.") |
| Obi (Oh-bee) | Belt. |
| Omote (Oh-moe-tay) | Moving in front (forward). |
| Omote Sankaku (Oh-moe-tay-sahn-kah-koo) | Forward triangular stance. |
| O Sensei (Oh-sen-say) | The great teacher (Morehel Ueshiba). |
| Oyo-waza (Oh-yoh wah-zah) | Variations on basic technique. |
| Randori (Ran-door-ri) | Multiple attack. |
| Rei (Ray) | Salutation, bow. |
| Reigi (Ray-ghee) | Etiquette. |
| Ryote (Ree-oh-tay) | Both hands. |
| Ryote-dori (Ree-oh-tay-doe-ree) | Both hands grabbed by both hands. |
| Samurai (Sam-oh-rye) | Military retainer (feudal period). |
| Sempai (Sem-pie) | Senior student. |
| Sensei (Sen-say) | Teacher, instructor. |
| Seiza (Say-zah) | Formal sitting posture. |
| Shidoin (She-doe-in) | Certified Instructor rank (4th or 5th Dan). |
| Shihan (She-han) | Master Instructor (6th Dan and above)-A title reserved for the highest ranking teachers. |
| Shiho (She-ho) | Four directions. |
| Shiho-nage (She-ho-nah-gay) | Four directions throw. |
| Shodan (Show-don) | Holder of the first grade black belt. |
| Shomen (Show-men) | Front or top of the head. |
| Shomen-uchi (Show-men-oo-chee) | Strike to the top front of the head. |
| Shugyo (Shoo-g-yo) | Rigorous daily training for overall purification. |
| Suburi (Sue-boo-ree) | A single movement using the ken or jo, done as a solo practice. |
| Suwari Waza or (Sue-wah-ree Wah-zah) | Sitting techniques. |
| Tachi (Tah-Chee) | Japanese sword. |
| Tachi-Dori (Tah-chee Door-ree) | Sword disarming. |
| Taijutsu (Tie-jut-sue) | Body arts. Aikido techniques done without weapons. |
| Tai No Henko (Tie-no-hen-ko) | The basic blending practice. Tenkan exercise. |
| Tai Sabaki (Tie-sa-bocki) | Body movements. |
| Tanden (Tahn-den) | Point just below the navel. "One point." "Hara." |
| Tanto (Tahn-toe) | Wooden knife. |
| Te (Tay) | Hand. |
| Tegatana (Tay-gah-tah-nah) | Hand blade. Sword edge of the hand. |
| Te Kubi (Tay-koo-be) | Wrist. |
| Tenchi (Ten-shee) | Ten = heaven, Chi = earth. A position of the hands, one high (up) and one low (down). |
| Tenchi-nage (Ten-shee-nah-gay) | Heaven and earth throw. |
| Tenkan (Ten-kahn) | To turn. |
| Tsuki (T’ski) | Thrust. |
| Uchi (Oo-chee) | To strike. |
| Uke (Oo-kay) | The person who gives the attack and receives the technique. Generally speaking, "uke" refers to the person being thrown. |
| Ukemi (Oo-kem-me) | The art of receiving the technique and falling away from harm. Includes rolling and break falls (high falls). |
| Ura (Oo-rah) | Moving behind. |
| Ura Sankaku (Oo-rah-sahn-kah-koo) | Reverse triangular stance. |
| Ushiro (Oo-she-row) | Back, behind, rear. |
| Ushiro Eri-dori (Oo-she-row Ear-ree doe-ree) | Collar grab from behind. |
| Ushiro Hiji-dori (Oo-she-row Hee-jee-doe-ree) | Elbows grabbed from the rear. |
| Ushiro Ryo-kata-dori (Oo-she-row Ree-oh-kah-tah-doe-ree) | Both shoulders grabbed from behind. |
| Ushiro Ryote-dori (Oo-she-row Ree-oh-tay-doe-ree) | Both wrists grabbed from behind. |
| Ushiro Kubi-shime (Oo-she-row Koo-bee-she-may) | Choking with one hand around the neck from the rear, usually while holding one wrist with the free hand. |
| Ushiro-dori (Oo-she-row-doe-ree) | Bear hug from behind. |
| Waza (Wah-zah) | Techniques. |
| Yokornen (Yoh-ko-men) | Side of the head. |
| Yokomen-uchi (Yoh-ko-men-oo-chee) | Strike to the side of the head. |
| Yudansha (You-don-sha) | Black belt grade holder(s). |
| Zanshin (Zahn-shin) | Unbroken awareness and concentration. |
| Zazen (Zah-zen) | Sitting meditation. |
Phrases
| Ohayo / Ohayo gozaimasu (Ohio go-zah-ee-mahs) | Good morning (used before 10:00 AM). |
| Konnichi wa (Kone-knee-chee-wa) | Hello! Good day (after 10:00 AM). |
| Komban wa (Comb-bahn wah) | Good evening. |
| Oyasumi nasai (Oh-yah-sue-me-nah-sigh) | Good night (before bedtime). |
| Sayonara (Sigh-yoh-nah-rah) | Good-bye. |
| Domo / Domo Arigato (Doe-moe / Doe-moe-ah-ree-gah-toe) | Thank you. |
| Arigato Gozaimasu (Ah-ree-gah-toe go-zah-ee-mahss) | Thank you (very polite). |
| Sensei, domo arigato Gozaimashita (Sen-say, doe-moe ah-ree-gah-toe go-zah-ee-mah-she-tah) | Thank you very much for what you have done (spoken by students at the end of Aikido class). |
| Onegai Shimasu (Oh-nigh-guy-she-mahss) | I make a request (spoken when one wishes to practice with a fellow student or teacher). |
| Gomen Nasai (Go-men nah-sigh) | I'm sorry, excuse me. |
| Do itashimashite (Doe ee-tah-she-mah-she-tay) | Don't mention it. You're welcome. |
| Ogen'ki Desu ka (Oh-ghen-key des-kah) | How are you? Are you in good spirits? |
| Okagesama de (Ohkah-ghe-sama day) | Fine, thank you. |
| Wakarimas ka (Wah-kah-ree-mahs-kah) | Do you understand? |
| Wakarimas (Wah-kah-ree-mahs) | I understand. |
| Wakarimasen (Wah-kah-ree-mah-sehn) | I don’t understand. |
| Hajime (Hah-jee-may) | Begin. |
| Mate (Mah-tay) | Wait. |
| Yame (Yah-may) | Stop. |
| Itchi (Itch) | One. |
| Ni (Nee) | Two. |
| San (Sahn) | Three. |
| Shi (She) | Four. |
| Go (Goh) | Five. |
| Roku (Roke) | Six. |
| Shichi (Shich-ee) | Seven. |
| Hachi (Hach) | Eight. |
| Ku (Koo) | Nine. |
| Ju (Joo) | Ten. |
| Ikkyo (Ee-kio) | First technique. |
| Nikkyo (Nee-kio) | Second technique. |
| Sankyo (Son-kio) | Third technique. |
| Yonkyo (Yon-kio) | Fourth technique. |
| Gokyo (Go-kio) | Fifth technique. |