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Noun1.trichion - point where the hairline meets the midpoint of the foreheadtrichion - point where the hairline meets the midpoint of the forehead
brow, forehead - the part of the face above the eyes
point - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street"
References in periodicals archive ?
In the case of the length of the ear, the variables taken into consideration were nasion to subnasale, glabella to subnasale, glabella to trichion, and subnasale to gnathion distances.
05) for the trichion, glabella, nasion, pogonion, superciliary right, supraorbital right, infraorbital right, gonion right, superciliary left, supraorbital left, and infraorbital left points.
In the case of the trichion, a cephalometric point dependent on the hairline, later tissue-depth tables have replaced it with the craniometric landmark metopion or supraglabella.