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Middle French optique; from Greek ὀπτῐκός (optikós); cognate with Latin oculus, relating to the eye opticochemical, biopsy: or(o)-of or pertaining to the mouth Latin ōs, ōris, mouth oral-or: one who, agent noun–forming suffix generally appended where Latin would do it—to the root of a Latin-type perfect passive participle. Cf ...
A Middle Irish cognate is given when the Old Irish form is unknown, and Gaulish, Cornish and/or Breton (modern) cognates may occasionally be given in place of or in addition to Welsh. For the Baltic languages , Lithuanian (modern) and Old Prussian cognates are given when possible.
Typically, a root plus a suffix forms a stem, and adding an ending forms a word. [1]+ ⏟ + ⏟ For example, *bʰéreti 'he bears' can be split into the root *bʰer-'to bear', the suffix *-e-which governs the imperfective aspect, and the ending *-ti, which governs the present tense, third-person singular.
The hair cells near the helicotrema are at higher risk of acoustic trauma than those in most other parts of the cochlea. [5] It is also important during ear surgery. [6] When pressure is placed on the perilymph in the cochlea, it reduces pressure and prevents damage to the organ of Corti.
The following is an alphabetical list of Greek and Latin roots, stems, and prefixes commonly used in the English language from A to G. See also the lists from H to O and from P to Z.
The outer ear funnels sound vibrations to the eardrum, increasing the sound pressure in the middle frequency range. The middle-ear ossicles further amplify the vibration pressure roughly 20 times. The base of the stapes couples vibrations into the cochlea via the oval window , which vibrates the perilymph liquid (present throughout the inner ...
In the human brain the brainstem is composed of the midbrain, the pons, and the medulla oblongata. [1] The midbrain is continuous with the thalamus of the diencephalon through the tentorial notch, and sometimes the diencephalon is included in the brainstem. [2] The brainstem is very small, making up around only 2.6 percent of the brain's total ...
This is a list of Latin words with derivatives in English (and other modern languages). Ancient orthography did not distinguish between i and j or between u and v. [1] Many modern works distinguish u from v but not i from j. In this article, both distinctions are shown as they are helpful when tracing the origin of English words.