English Lexicon

Microtubule

/ˈmaɪ.kroʊˌtuː.bjuːl/
nounCEFR C2 (Proficient)Top #45000 frequency
Full Thesaurus

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A microscopic tubular structure present in numbers in the cytoplasm of cells, sometimes aggregating to form more complex structures such as the mitotic spindle.

    "Microtubules play a crucial role in maintaining cell shape and intracellular transport."
  2. 2

    A component of the cytoskeleton composed of polymerized dimers of alpha and beta tubulin.

    "During cell division, microtubules rapidly polymerize to separate the duplicated chromosomes."

Thesaurus & Semantic Spectrum

Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Coined in the 20th century as a scientific neoclassical compound, combining the Greek prefix 'mikros' meaning small, and 'tubulus', the Latin diminutive of 'tubus' meaning pipe or tube. The suffix '-ule' denotes a small scale, accurately describing the microscopic tubular structures that form part of the cytoskeleton.

Quick Vocabulary Retention Check

Which of the following is the closest synonym for "Microtubule"?

Thesaurus & Synonyms Graph

Explore Nuanced Synonyms for "Microtubule"

Discover exact matches, context-specific alternatives, and antonyms with intensity ratings in the VocabDictionary Thesaurus.

View "Microtubule" Synonym Map