Definitions
| A | |
| Ai | Harmony |
| Aikido | The way of harmony |
| Aikidoka | A student of aikido |
| Arigato | Thank You (Informal) |
| Atama | Head |
| Atemi | Striking the body |
| B | |
| Barai | Sweep |
| Bokken | Wooden sword |
| Budo | Martial Way |
| Bunkai | Application of Technique |
| Bushido | Warrior's Code "The way of the warrior." |
| C | |
| Chudan | Middle |
| D | |
| Dachi | Stance |
| Dan | High ranking or Black Belt |
| Deshi | Student |
| Do | Way or Path |
| Dojo | Training Hall / Place |
| Dojo Cho | Head of the dojo |
| Dosa | Movement |
| E | |
| Empi | Elbow |
| F | |
| Fudo | Attention |
| G | |
| Gedan | Low |
| Geri | Kick |
| Gi | Uniform |
| Go | The number five (5) |
| Gokyo | Fifth Teaching or Principle |
| Gyaku | Reverse or Opposite |
| H | |
| Ha | Sword edge |
| Hachi | The number eight (8) |
| Hachiji | Ready |
| Hai Shu | Backhand |
| Hakama | Divided skirt usually worn by black-belt ranks. |
| Hamni | Triangle Stance |
| Hajime | Start |
| Hidari | Left |
| Hiza | Knee |
| I | |
| Ichi | One (1) |
| Ikkyo | First Teaching or Principle |
| Ippon | |
| Irimi | Enter |
| Iriminage | Entering Throw |
| J | |
| Jiu-Jitsu | Gentle Way |
| Jo | A wooden staff about 4-5'. |
| Jodan | High |
| Ju | The number ten (10) |
| Judo | |
| Juji | Arm |
| Juju | Cross hand or X-hand |
| K | |
| Kagi | Hook |
| Kaitenage | Rotary Throw |
| Kakato | Heel |
| Kamade | Bear hand |
| Kamae | Posture or Stance |
| Kashira | Sword Pommel |
| Karate | Empty Hand |
| Karateka | Student of Karate |
| Kata | Pre-arranged Form |
| Katame | Hold down or Pinning |
| Katana | Samurai Sword |
| Kekomi | Thrust |
| Keishidojo | The training place of the dedicated warrior |
| Ki | Internal Energy |
| Kiai | Shout or Yell |
| Kiba | Horse |
| Kime | Focus |
| Kissaki | Sword Point |
| Koko | Ridge hand |
| Kokutso | Back |
| Kokyu | Breath |
| Kosato | Small |
| Koshi | Hips |
| Kote | Wrist |
| Kotegashi | Wrist Turn Out |
| Kyokuho | Breath Method |
| Kyokunage | Turning Breath Throw |
| Kyu | Student Grade |
| M | |
| Mae | Front |
| Makiwara | Target (Striking apparatus in the martial arts.) |
| Men | Face or Head |
| Migi | Right |
| Mochi | To hold |
| Monjin | Student |
| Mudansha | Students without Black Belt ranking |
| Mune | Back of sword |
| Musoken | A form of sword movement |
| N | |
| Nage | Throw |
| Ni | The number two (2) |
| Nikkyo | Second teaching or principle |
| O | |
| Obi | Belt |
| Omote | Front (the front of the body) |
| Osae | Pinning |
| O-Sensei | Great Teacher (Morihei Ueshiba the founder of aikido.) |
| R | |
| Randori | Free-style |
| Rei | Bow or Courtesy |
| Reigi | Etiquette |
| Reyshiki | Dojo Etiquette |
| Ritsurei | Standing bow |
| Roku | The number six (6) |
| Ryote | Both hands |
| S | |
| San | The number three (3) |
| Seiza | Formal kneeling position |
| Sensei | Teacher |
| Sempai | A student senior to oneself |
| Shi | The number four (4) |
| Shichi | The number seven (7) |
| Shidoin | A formal title meaning instructor |
| Shihan | A formal title meaning master instructor |
| Shiho | Four corner or direction |
| Shikko | Samurai walking (knee walking) |
| Shimi | To squeeze or choke |
| Shodan | First degree Black Belt |
| Shomen | Front or Top of head |
| Soto | Outside |
| Suburi | Basic Jo or bokken practice in striking and thrusting |
| Suki | The opening or gap where one is vulnerable to attacks |
| Suwari | Seated position |
| T | |
| Tachi | A type of Japanese sword |
| Tai | Body |
| Taichi | Standing |
| Taijutsu | Body arts |
| Tai no | Basic blending practice |
| Tanto | A knife or dagger |
| Te | Hand or wrist |
| Tekubi | Wrist |
| Tegatana | Hand Blade |
| Temoto | Sword gripping manner or technique |
| Tenchi | Heaven and earth |
| Tenkan | Turning movement |
| Tsuba | Sword guard |
| Tsuka | Sword grip |
| Tsuki | Punch |
| U | |
| Uchi | Strike also can mean inside |
| Uchi-deshi | Live in student |
| Ueshiba Kissomaru | The son of the founder of aikido |
| Ueshiba Morihei | The founder of aikido |
| Uke | Person being thrown (receiving the technique), defender, or block |
| Ukemi | Receiving with the body (the art of falling) |
| Undo | Excercise |
| Ura | Rear or back of the body |
| Ushiro | Back or backwards |
| W | |
| Waza | Techniques |
| Y | |
| Yoko | Side |
| Yokomen | Side of the head |
| Yonkyu | Forth Teaching or principle |
| Yudansha | Black Belt holder (any rank) |
| Z | |
| Zarei | Kneeling bow |
| Zen | A school or division of Buddhism |
| Zori | Sandals |