ectomorph

/หˆษ›ktoสŠmษ”หษนf/

IPA: /EH1 K T AH0 M AO0 R F/

noun
  1. 1

    Someone with a lean, only slightly muscular body

  2. 2

    : Theoretical body type in which a person has a high metabolism. Such a person can easily maintain a low fat physique, but does not add muscle or body weight easily.

Synonyms

Source: https://en.wiktionary.org/wiki/ectomorph