Skip to main content
tegmen

tegmen

9.9
A thin layer that covers and protects a seed or an insect's front wing
  • noun
  • /ˈtɛɡmən/
  • Specialized
: tegmen
  • The botanist described the tegmen as the thin layer protecting the seed.

Examples

  • In some beetles, the tegmen forms a tough shield over the delicate wings.

  • The tegmen of the plant was carefully removed for microscopic examination.

  • The tegmen protects the seed from environmental factors.

  • In insects, the tegmen serves as a protective forewing.

  • The botanist described the tegmen as the thin layer protecting the seed.

  • In some beetles, the tegmen forms a tough shield over the delicate wings.

  • The tegmen of the plant was carefully removed for microscopic examination.

Synonyms

elytron
vstegmen
  • Specialized
1 9.9

A hard front wing of a beetle that covers its back wing

is broader, covering protective forewings as well as seed outer layers
seed coat
vstegmen
  • Specialized
1 3.6

An outer covering of a seed that protects the young plant inside

is used more widely for such seed layers and for insect forewings
tegument
vstegmen
  • Specialized
1 9.9

The outer layer of an animal or plant that protects it, such as skin

is narrower, referring specifically to seed layers or protective forewings
wing case
vstegmen
  • Specialized
1 7.7

A hard front shell on beetles that protects their thin back wings

is more general, applying to protective seed layers as well as forewings
testa
vstegmen
  • Specialized
9.9

A hard outer covering of a seed that protects it

is the broader term that also covers protective insect forewings
episperm
vstegmen
  • Specialized
9.9

The outer covering of a seed that protects the young plant inside

applies more broadly to both seed layers and certain insect forewings
tegmentum
vstegmen
  • Archaic
9.9

A protective outer layer on a plant or animal, like a seed coat

is the current term used for seed layers and some insect forewings

Surface Forms

tegmen singular
tegmina plural

Etymology

Tegmen comes from the old Latin root teg- meaning 'to cover'. In biology, a tegmen is a 'covering', like the thin layer over a seed or the hard forewing that protects an insect's delicate wings, so the name helps you remember it is something that protects what is underneath.