I. kən-ˈsent intransitive verb
Etymology: Middle English, from Anglo-French consentir, from Latin consentire, from com- + sentire to feel — more at sense
Date: 13th century
1. : to give assent or approval : agree
consent to being tested
2. archaic : to be in concord in opinion or sentiment
Synonyms: see assent
• con·sent·er noun
• con·sent·ing·ly -ˈsen-tiŋ-lē adverb
II. noun
Date: 14th century
1. : compliance in or approval of what is done or proposed by another : acquiescence
he shall have power, by and with the advice and consent of the Senate, to make treaties — U.S. Constitution
2. : agreement as to action or opinion ; specifically : voluntary agreement by a people to organize a civil society and give authority to the government