I. preposition
1.
Synonyms: via 1, by, by way of
2.
Synonyms: via 2, by, by dint of, by means of, by virtue of, by way of, per, with
3.
Synonyms: over 6, because of, due to, owing to
4.
Synonyms: about 4, round, throughout
Idioms: clear through
II. adverb
1.
from beginning to end
the region has a mild climate the whole year through
Synonyms: around, over, round, throughout
2.
Synonyms: over 5, by
III. adjective
1.
Synonyms: direct 2, straight, straightforward, uninterrupted
Contrasted words: obstructed; interrupted
2.
Synonyms: complete 4, completed, concluded, done, down, ended, finished, terminated
3.
having no further value, strength, or resources
when he lost his voice, his singing career was through
Synonyms: done for, finished, washed-up
Related Word: ended; over
4.
being at the very end of a course, concern, or relationship
was through with his wife
Synonyms: done, washed-up
Related Word: finished