reciprocation

名词 n.
中文释义

英文释义

名词 n.
  1. The act of reciprocating; interchange of acts; a mutual giving and returning. countable,uncountable
    — the reciprocation of kindness
  2. Alternate recurrence or action; as, the reciprocation of the sea in the flow and ebb of tides, or the back and forth motion in a piston engine. countable,uncountable
    — Near-synonym: oscillation

词形变化

reciprocations plural

词汇关系

近义词
exchange interchange reciprocation
反义词
ignorance
上位词
correlation ensuance
下位词
harvest payback proceeds retaliation retribution revenge
衍生词
unreciprocation
相关词
reciprocating engine requital retaliation

词源

Etymology tree
English reciprocate
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin -ātiōlbor.
Old French -ationbor.
Middle English -acioun
English -ation
English -ion
English reciprocation
From reciprocate + -ion.
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