Synonyms and Antonyms for u
1. u (n.)
the 21st letter of the Roman alphabet
3. u-turn (n.)
complete reversal of direction of travel
4. U-boat (n.)
a submersible warship usually armed with torpedoes
- nautilus
- schnorkel
- periscope
- asdic
- nuclear-powered submarine
- attack submarine
- submersible
- sub
- submarine
- pigboat
- schnorchel
- snorkel breather
- conning tower
- snorkel
- nuclear submarine
- fleet ballistic missile submarine
- echo sounder
- submersible warship
- breather
- auxiliary research submarine
- escape hatch
- sonar
5. non-U (adj.)
not characteristic of the upper classes especially in language use
6. double-u (n.)
the 23rd letter of the Roman alphabet
7. U (n.)
the 21st letter of the Roman alphabet
8. u (adj.)
(chiefly British) of or appropriate to the upper classes especially in language use
9. U (n.)
a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
10. U (n.)
a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
