Word.ws English Dictionary

protopines

protopines is the plural of protopine.

Meaning of protopine

Noun

protopine (usually uncountable, plural protopines)

  1. (usually) A benzylisoquinoline alkaloid occurring in plants of the family Papaveraceae that has partial agonism for mu and delta opioid receptors, these effects are nalaxone reversible.

Questions about protopines

What is protopines the plural of?
Protopines is the plural of protopine.

Words near protopines in the dictionary

  1. protophytic
  2. protophytology
  3. protopilgrimage
  4. protopilgrimages
  5. protopine
  6. protopines
  7. protoplanet
  8. protoplanetary
  9. protoplanetary disc
  10. protoplanetary discs
  11. protoplanetary disk

Source and license

Adapted from Wiktionary: protopines (page history and authors); protopine (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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