alkaloid

From alkali +‎ -oid. Compare French alcaloïde.

• (US) IPA^(key): /ˈæl.kə.lɔɪd/

• Audio (Southern England):

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• Audio (US):

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alkaloid (plural alkaloids)

1. (organic chemistry) Any of many organic (often heterocyclic) bases that occur in nature and often have medicinal properties.
   • 1990, Song Liu, Syntheses of Aspidosperma Alkaloids, page 2:

     The Aspidosperma alkaloids are the largest group of indole alkaloids.

   • 2010, Bertil B. Fredholm, Methylxanthines:

     Xanthosine, the initial substrate of purine alkaloid synthesis, is supplied by at least four different pathways […]

• See also Thesaurus:alkaloid

• alkaloidal
• alkaloidiferous

alkaloid (comparative more alkaloid, superlative most alkaloid)

1. Relating to, resembling, or containing alkali.

• “alkaloid”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• IPA^(key): [ˈalkaloɪt]

alkaloid m inan

1. alkaloid

From alkali +‎ -oid.

alkaloid n (definite singular alkaloidet, indefinite plural alkaloid or alkaloider, definite plural alkaloida or alkaloidene)

1. (organic chemistry) an alkaloid

• “alkaloid” in The Bokmål Dictionary.
• “alkaloid” in Det Norske Akademis ordbok (NAOB).

From alkali +‎ -oid.

alkaloid n (definite singular alkaloidet, indefinite plural alkaloid, definite plural alkaloida)

1. (organic chemistry) an alkaloid

• “alkaloid” in The Nynorsk Dictionary.

From alkalia +‎ -oid. First attested in 1822.^[1]

• IPA^(key): /al.kaˈlɔ.it/

• Audio:

  (file)

• Rhymes: -ɔit
• Syllabification: al‧ka‧lo‧id

alkaloid m inan

1. (organic chemistry) alkaloid

• alkaloid in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
• alkaloid in Polish dictionaries at PWN
• Aleksander Zdanowicz (1861) “alkaloid”, in Słownik języka polskiego, Wilno 1861
• J. Karłowicz, A. Kryński, W. Niedźwiedzki, editors (1900), “alkaloid”, in Słownik języka polskiego (in Polish), volume 1, Warsaw, page 25

• IPA^(key): /alkalǒiːd/
• Hyphenation: al‧ka‧lo‧id

alkalòīd m (Cyrillic spelling алкало̀ӣд)

1. alkaloid