eyecup

• اسم يشير إلى وعاء صغير ذي حافة منحنية يُلصق بمحجر العين لسكب المحاليل الطبية أو المنظفة على مقلة العين؛ وفي علم الأجنّة يشير إلى تجويف كأسي مزدوج الجدار ينشأ عنه الطبقتان الصبغية والحسّية في الشبكية.

A noun referring to a small vessel with a curved rim designed to fit the eye socket, used for applying medicated or cleansing solutions to the eyeball; also, in embryology, a two-walled cuplike depression that develops into the pigmented and sensory layers of the retina.

1. Ophthalmic vesselB2formalmedical

   A small container with a curved rim designed to fit the eye socket, used for applying a medicated or cleansing liquid to the eyeball.

   كأس العين

   • She used an eyecup to rinse her irritated eye with saline solution.
   • The pharmacist recommended an eyecup for applying the eye wash.
   • He filled the eyecup with the prescribed liquid and leaned over the sink.

2. Embryonic structureC2formalscientific

   A two-walled, cup-like depression in an embryo that develops into the pigmented and sensory layers of the retina.

   الكأس البصرية

   • The optic vesicle invaginates to form the eyecup during early development.
   • The eyecup is a critical structure in the formation of the vertebrate eye.
   • Damage to the eyecup can lead to congenital eye defects.