1、anti- "against" + dot- "give" + -e.
2、字面意思为:given against. => given as a remedy(补救, 纠正). => a remedy against poison. => remedy counteracting poison.
3. anti- + -dote (谐音:毒他)。
中文词源
antidote 解毒剂
前缀anti-, 相对,相反。词根dot, 见donate.
英文词源
antidote
antidote: see date
antidote (n.)
"remedy counteracting poison," 1510s (earlier in English as a Latin word), from Middle French antidot and directly from Latin antidotum "a remedy against poison," from Greek antidoton "given as a remedy," literally "given against," verbal adjective of antididonai "give in return," from anti- "against" + didonai "to give" (see date (n.1)). Compare Middle English antidotarie "treatise on drugs or medicines" (c. 1400).