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of or pertaining to the (eye) Greek ὀφθαλμός (ophthalmós), the eye ophthalmology: opistho-back, behind, rear [8] Greek ὄπῐσθεν (ópisthen), behind, at the back opisthotonus-opsy: examination or inspection Greek ὄψῐς (ópsis), view biopsy, autopsy: optic(o)-of or relating to chemical properties of the eye
Rheum from a cat's eyes. Rheum ( / ruːm /; from Greek: ῥεῦμα rheuma 'a flowing, rheum') is a thin mucus naturally discharged from the eyes, nose, or mouth, often during sleep (contrast with mucopurulent discharge ). [ 1][ 2][ 3] Rheum dries and gathers as a crust in the corners of the eyes or the mouth, on the eyelids, or under the nose ...
Abbrev. Meaning Latin (or Neo-Latin) origin ; a.c. before meals: ante cibum a.d., ad, AD right ear auris dextra a.m., am, AM morning: ante meridiem: nocte every night ...
Rapid eye movement behavior disorder occurs when there is a loss of normal voluntary muscle atonia during REM sleep resulting in motor behavior in response to dream content. It can be caused by adverse reactions to certain drugs or during drug withdrawal; however, it is most often associated with the elderly and in those with neurodegenerative ...
A bilingual dictionary or translation dictionary is a specialized dictionary used to translate words or phrases from one language to another. Bilingual dictionaries can be unidirectional, meaning that they list the meanings of words of one language in another, or can be bidirectional, allowing translation to and from both languages.
Ἀεὶ κολοιὸς παρὰ κολοιῷ ἱζάνει. "A jackdaw is always found near a jackdaw". Ἀεὶ κολοιὸς παρὰ κολοιῷ ἱζάνει. Aeì koloiòs parà koloiôi hizánei. "A jackdaw is always found near a jackdaw". Similar to English "birds of a feather flock together." Papyrus, dated 75–125 A.D ...
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
Specialty. Psychiatry. Rhythmic movement disorder ( RMD) is a neurological disorder characterized by repetitive movements of large muscle groups immediately before and during sleep often involving the head and neck. It was independently described first in 1905 by Zappert as jactatio capitis nocturna and by Cruchet as rhythmie du sommeil. [ 1]