presbyopic

/,prezbi'ɔpik/

Thân thiện

The presbyopic man holds his book at arm's length to read it.

Definition

1. Adjective:
   • Relating to or affected by presbyopia: Describes a condition of the eye, typically associated with aging, where the lens loses flexibility, making it difficult to focus on nearby objects. The primary characteristic is clear distance vision with blurred near vision.

Usage

• The term is used in medical, optometric, and general contexts to describe the specific visual condition of presbyopia.
• It is an adjective and modifies nouns (e.g., a presbyopic patient, presbyopic eyes).
• It describes a state or condition, not an action.

Examples

• Adjective:
  • As people age, they often become presbyopic and need reading glasses.
  • The optometrist confirmed that her blurred near vision was due to being presbyopic.
  • Presbyopic individuals can usually see road signs clearly but struggle to read a menu.

Advanced Usage

• "Presbyopic correction": Refers to lenses (like bifocals or progressive lenses) used to correct presbyopia.
  • He got a new pair of glasses with a presbyopic correction for reading.
• "Presbyopic onset": Refers to the age when presbyopia typically begins.
  • Presbyopic onset usually occurs in one's mid-40s.

Variants and Related Words

• Presbyopia (n): The name of the condition itself.
  • Presbyopia is a natural part of the aging process.
• Presbyope (n): A person who has presbyopia.
  • The clinic has many presbyopes as patients.

Synonyms

• Farsighted (in the context of age-related focus loss): Often used informally, though technically "hyperopic" is the medical term for farsightedness, which can be congenital.
• Age-related farsightedness: A descriptive synonym.

Antonyms

• Emmetropic: Having normal vision where light focuses correctly on the retina.
• Myopic: Nearsighted; able to see near objects clearly but distant objects are blurred.

Học thuật

Adjective

1. able to see distant objects clearly

Từ đồng nghĩa

• farsighted