actinomycin

[ ak-tin-oh-mahy-sin, ak-tuh-noh- ]

/ ækˌtɪn oʊˈmaɪ sɪn, ˌæk tə noʊ- /

noun Pharmacology.

any of a group of related antibiotics derived from several species of streptomyces bacteria, used against susceptible bacteria and fungi and in the treatment of various cancers.

QUIZZES

TAKE THIS QUIZ TO SEE WHAT YOU KNOW ABOUT HIGH SCHOOL PUNCTUATION!

Commas mark divisions in sentences. Periods end declarative sentences. Apostrophes show possession. Easy, right? Well, punctuation can get pretty tricky—fast. Think you got what it takes to be a punctuation expert? Take our quiz to prove it!

Question 1 of 10

Which of the options below is the best punctuation for the sentence? It__s your turn to pick the movie __ but your sister gets to pick the board game we _ re going to play.

Its your turn to pick the movie but your sister gets to pick the board game we’re going to play.

It’s your turn to pick the movie but your sister gets to pick the board game were going to play.

It’s your turn to pick the movie, but your sister gets to pick the board game we’re going to play.

TAKE THE QUIZ TO FIND OUT

Origin of actinomycin

actinomyc(es) + -in²

Words nearby actinomycin

actinomyces bovis, actinomyces israelii, actinomycetaceae, actinomycetales, actinomycete, actinomycin, actinomycoma, actinomycosis, actinon, actinopod, actinopterygian

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for actinomycin

actinomycin

/ (ˌæktɪnəʊˈmaɪsɪn) /

noun

any of several toxic antibiotics obtained from bacteria of the genus Streptomyces, used in treating some cancers; the most commonly used is dactinomycin (actinomycin D)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for actinomycin

actinomycin

[ ăk′tə-nō-mī′sĭn ]

n.

Any of a large group of red, often toxic, polypeptide antibiotics isolated from soil bacteria of several species of Streptomyces (originally Actinomyces) that are active against gram-positive bacteria and fungi.