| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024AB /ˈeɪˈbi/USA pronunciation Symbol.- Physiologya major blood group.
ab-, - prefix. ab- is used before some words and roots to mean "off, away'': abnormal (= away from what is normal).Comparea-2.
A.B., an abbreviation of:- Education, Bachelor of Arts.
WordReference Random House Unabridged Dictionary of American English © 2024AB, + - AbbreviationsAlberta, Canada (approved for postal use).
WordReference Random House Unabridged Dictionary of American English © 2024Ab (äb, äv),USA pronunciation n. - JudaismAv.
AB, - Nautical, Naval TermsSee able seaman.
- Militaryairborne.
- Military[U.S. Air Force.]Airman Basic.
- AbbreviationsAlberta, Canada (approved for postal use).
- Militaryantiballistic;
antiballistic missile.
AB, Symbol, Physiol.- Physiologya major blood group usually enabling a person whose blood is of this type to donate blood to persons of type AB and to receive blood from persons of type O, A, B, or AB. Cf. ABO system.
Ab, Symbol.- Chemistryalabamine.
- Immunologyantibody.
ab-, - a formal element occurring in loanwords from Latin, where it meant "away from'':abdicate; abolition.
Also, a-, abs-. - Latin ab (preposition and prefix) from, away, cognate with Greek apó, Sanskrit ápa, German ab, English of1, off
- about.
- Sport[Baseball.](times) at bat.
A.B., - Nautical, Naval TermsSee able seaman.
- See Bachelor of Arts.
- Neo-Latin, Medieval Latin Artium Baccalaureus
- Sport[Baseball.](times) at bat.
a.b., [Baseball.]- Sport(times) at bat.
Collins Concise English Dictionary © HarperCollins Publishers:: AB abbreviation for - Also: a.b. able-bodied seaman
- (in the US) Bachelor of Arts
- (esp in postal addresses) Alberta (Canada)
symbol for - a human blood type of the ABO group, containing both the A antigen and the B antigen
Collins Concise English Dictionary © HarperCollins Publishers:: ab- prefix - away from; off; outside of; opposite to: abnormal, abaxial, aboral
Etymology: from Latin ab away from ab- prefix - denoting a cgs unit of measurement in the electromagnetic system: abvolt
Etymology: abstracted from absolute |