Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [al-kuh-loid]
- /ˈæl kəˌlɔɪd/
- /ˈæl.kə.lɔɪd/
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- US Pronunciation
- US IPA
-
- [al-kuh-loid]
- /ˈæl kəˌlɔɪd/
Definitions of alkaloid word
- noun alkaloid any of a group of nitrogenous basic compounds found in plants, typically insoluble in water and physiologically active. Common examples are morphine, strychnine, quinine, nicotine, and caffeine 3
- noun alkaloid any of a number of heterocyclic, colorless, crystalline, bitter organic substances, such as caffeine, morphine, quinine, and strychnine, having alkaline properties and containing nitrogen: they are found in plants and, sometimes, animals, and are used as drugs and stimulants, but can have a strong toxic effect on the human or animal system 3
- noun alkaloid Alkaloids are nitrogenous (= containing nitrogen or a nitrogen compound) plant substances, for example, belladonna, ergot, and vinca, used in drugs. 3
- noun alkaloid any of a large class of organic, nitrogen-containing ring compounds of vegetable origin and sometimes synthesized, some of which are liquid but most of which are solid, that have a bitter taste, that are usually water-insoluble and alcohol-soluble, that combine with acids without the loss of a water molecule to form water-soluble hydrochlorides, hydrobromides, or the like, and that usually exhibit pharmacological action, as nicotine, morphine, or quinine. 1
- adjective alkaloid resembling an alkali; alkaline. 1
- noun alkaloid 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). 1
Information block about the term
Origin of alkaloid
First appearance:
before 1825 One of the 37% newest English words
First recorded in 1825-35; alkal(i) + -oid
Historical Comparancy
Parts of speech for Alkaloid
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
alkaloid popularity
A common word. It’s meaning is known to most children of preschool age. About 93% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.
alkaloid usage trend in Literature
This diagram is provided by Google Ngram ViewerTop questions with alkaloid
- what is an alkaloid?
- what is alkaloid?
- what is a alkaloid?
- what does alkaloid mean?
See also
Matching words
- Words starting with a
- Words starting with al
- Words starting with alk
- Words starting with alka
- Words starting with alkal
- Words starting with alkalo
- Words starting with alkaloi
- Words starting with alkaloid