dentate

/'denteit/

Thân thiện

The leaf has a dentate edge.

Definition

1. Adjective:
   • Having toothlike projections along the margin: Describes a structure, especially a leaf or shell, whose edge is not smooth but instead features a series of pointed, tooth-like protrusions.

Usage

The word dentate is a technical term used primarily in scientific fields like botany, zoology, and anatomy to describe the shape of an edge or margin. It is not commonly used in everyday conversation.

Examples

• Adjective:
  • The plant's leaves are distinctly dentate, with sharp, regular teeth along their edges.
  • Under the microscope, we observed the dentate margin of the fossilized shell.

Advanced Usage

• "Dentate nucleus": A specific structure in the cerebellum of the brain, named for its tooth-like, serrated appearance.
  • The dentate nucleus is a crucial part of the brain's motor coordination system.

Variants and Related Words

• Denticulate (adj): Having very small or fine tooth-like projections.
  • The leaf margin was not coarsely dentate but finely denticulate.
• Dentition (n): The arrangement or condition of the teeth in a particular species or individual.
• Bidentate (adj): Having two teeth or two tooth-like projections.

Synonyms

• Toothed: Having teeth or tooth-like projections.
• Serrated: Having a saw-like edge (often used interchangeably, though "serrated" implies a sharper, saw-like edge, while "dentate" can describe broader teeth).
• Crenate: Having rounded, scalloped teeth (a specific type of dentate margin).

Antonyms

• Entire: Having a smooth, continuous margin without any teeth, notches, or lobes.
• Smooth: Having an even and regular surface or edge.

Học thuật

Adjective

1. having toothlike projections in the margin