integument

/in'tegjumənt/

Thân thiện

The biologist carefully examined the insect's delicate integument under the light.

Definition

1. Noun:
   • A natural outer protective covering or layer: An integument is a natural, often tough or flexible, outer layer that encloses and protects an organism or part of an organism. It is a biological term for a covering like skin, a shell, or a rind.

Usage

• The term "integument" is a formal, scientific word used primarily in biology, botany, and zoology to describe protective outer layers. It is not commonly used in everyday conversation.
• It is typically used as a countable noun (e.g., , ).

Examples

• Noun:
  • The seed's hard integument protects the embryo inside.
  • The insect's integument, or exoskeleton, provides both support and defense.
  • Botanists study the integument of plant seeds.

Advanced Usage

• "Integumentary system": In anatomy, this term refers to the organ system that comprises the skin and its appendages (hair, scales, feathers, nails, etc.), serving as a protective barrier.
  • The integumentary system is the body's first line of defense against pathogens.

Variants and Related Words

• Integumentary (adj): Of or relating to an integument or the integumentary system.
  • The dermatologist specializes in integumentary disorders.

Synonyms

• Covering: A thing used to cover something else.
• Envelope: A covering or containing structure or layer.
• Coat: A layer of a substance covering a surface.
• Sheath: A protective covering.

Notes on Different Meanings

• The core meaning of "integument" is consistent: a natural protective outer layer. Its specific application depends on the context (e.g., animal skin, seed coat, plant cuticle).

Học thuật

Noun

1. an outer protective covering such as the skin of an animal or a cuticle or seed coat or rind or shell