English-Thai Dictionary
alkaloid
N อินทรีย์ สารประกอบช นิดหนึ่ง in-si-san-pra-kob-cha-nid-nueng
Webster's 1913 Dictionary
ALKALOID
ALKALOID Al "ka *loid, n. (Chem. )
Defn: An organic base, especially one of a class of substances occurring ready formed in the tissues of plants and the bodies of animals.
Note: Alcaloids all contain nitrogen, carbon, and hydrogen, and many of them also contain oxygen. They include many of the active principles in plants; thus, morphine and narcotine are alkaloids found in opium.
ALKALOID; ALKALOIDAL
Al "ka *loid, Al `ka *loid "al, a. Etym: [Alkali + -oid: cf. F.alcaloïde.]
Defn: Pertaining to, resembling, or containing, alkali.
New American Oxford Dictionary
alkaloid
al ka loid |ˈalkəˌloid ˈælkəˌlɔɪd | ▶noun Chemistry any of a class of nitrogenous organic compounds of plant origin that have pronounced physiological actions on humans. They include many drugs (morphine, quinine ) and poisons (atropine, strychnine ). ORIGIN early 19th cent.: coined in German from alkali .
Oxford Dictionary
alkaloid
alkaloid |ˈalkəlɔɪd | ▶noun Chemistry any of a class of nitrogenous organic compounds of plant origin which have pronounced physiological actions on humans. They include many drugs (morphine, quinine ) and poisons (atropine, strychnine ). ORIGIN early 19th cent.: coined in German from alkali .
Duden Dictionary
Alkaloid
Al ka lo id Substantiv, Neutrum Chemie , das |Alkalo i d |das Alkaloid; Genitiv: des Alkaloid [e ]s, Plural: die Alkaloide zu griechisch -eidḗs = -förmig basische, besonders in Pflanzen vorkommende Stickstoffverbindung
Sanseido Wisdom Dictionary
alkaloid
al ka loid /ǽlkəlɔ̀ɪd /名詞 C 形容詞 アルカロイド (の ) 〘植物性の塩基物質; モルヒネ, コカインなど麻薬性のものもある 〙.
The Wordsmith Dictionary