monocular

A scientist uses a monocular to observe a distant bird.

Definition

1. Adjective:

   • Pertaining to or involving only one eye: "monocular" describes anything related to or designed for use with a single eye.
   • Having only one eye: A condition or characteristic of an organism that possesses just one functional eye.

2. Noun (less common):

   • An optical instrument for use with one eye: A "monocular" is a device (such as a small telescope or binocular-like instrument) that provides magnification for viewing distant objects, held to one eye.

Usage Examples

• Adjective:

  • The patient has monocular vision after the injury. (The person can see with only one eye.)
  • He used a monocular microscope to examine the specimen. (The microscope was designed for use with one eye.)

• Noun:

  • She brought a monocular to the bird-watching trip. (She brought a small telescope for one eye.)
  • The hiker used a monocular to scan the mountain ridge. (He used a single-eye optical device for viewing.)

Advanced Usage

• "Monocular depth cues": Visual clues that help perceive depth using one eye, such as relative size or overlapping.

  • Artists often use monocular depth cues like linear perspective to create a sense of space. (Techniques that rely on single-eye perception.)

• "Monocular diplopia": A medical condition where a person sees double images with one eye.

  • Monocular diplopia can be caused by irregularities in the cornea or lens. (Double vision in one eye.)

Variants and Related Words

• Monocularly (adv): in a manner involving or using one eye.

  • He viewed the scene monocularly through the telescope. (He used only one eye to look.)

• Monocularity (n): the state or quality of being monocular.

  • The monocularity of the cyclops is a mythological trait. (The condition of having one eye.)

Synonyms

• One-eyed: having only one eye (often used for living beings).
• Single-eye: pertaining to or designed for one eye (e.g., ).

Related Idioms

• "To see with a monocular view": to perceive or understand something from a narrow or limited perspective.

  • His monocular view of the problem ignored many important factors. (His viewpoint was limited, like seeing with only one eye.)

• "Monocular focus": intense concentration on a single aspect, often to the exclusion of others.

  • The team had a monocular focus on sales, neglecting customer service. (They focused narrowly on one goal.)