cor

UK: /ˈkɔː^r/ US: (kor for 1; kôr for 2-3; kōr for 3)

Inflections of 'cor' (n): npl: cordia

WordReference Random House Unabridged Dictionary of American English © 2026

cor¹  (kor), interj. [Brit. Dial.]

1. British Terms gor.

• 1930–35

cor²  (kôr), n. [Chiefly Brit.]

1. British Terms, Music and Dance the tenor oboe.
2. British Terms, Music and Dance the English horn.

• French cor (anglais) (English) horn
• probably 1865–70

cor³  (kôr, kōr), n., pl. cor•di•a 

(kôr′dē ə, kōr′-). 
1. (in prescriptions) the heart.

• Latin

cor-, 

1. var. of com- before
   r: correlate.

Cor., 

1. Religion Corinthians.
2. Coroner.

cor., 

1. corner.
2. Music and Dance cornet.
3. coroner.
4. corpus.
5. correct.
6. corrected.
7. correction.
8. Grammar correlative.
9. correspondence.
10. correspondent.
11. corresponding.

WordReference Random House Learner's Dictionary of American English © 2026

cor-, prefix. 

1. cor- is another form of com- that is used before roots beginning with r: correlate.

cor.,  an abbreviation of:

1. corner.
2. correct.
3. corrected.
4. correction.

Collins Concise English Dictionary © HarperCollins Publishers::

Cor. abbreviation

1. Corinthians