资料来源 : Webster's Revised Unabridged Dictionary (1913)
-ate \-ate\ [From the L. suffix -atus, the past participle
ending of verbs of the 1st conj.]
1. As an ending of participles or participial adjectives it
is equivalent to -ed; as, situate or situated; animate or
animated.
2. As the ending of a verb, it means to make, to cause, to
act, etc.; as, to propitiate (to make propitious); to
animate (to give life to).
3. As a noun suffix, it marks the agent; as, curate,
delegate. It also sometimes marks the office or dignity;
as, tribunate.
4. In chemistry it is used to denote the salts formed from
those acids whose names end -ic (excepting binary or
halogen acids); as, sulphate from sulphuric acid, nitrate
from nitric acid, etc. It is also used in the case of
certain basic salts.