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Crossword Puzzle Solutions for: ORTHO?????

orthoceras

orthoceras
(n.) An extinct genus of Paleozoic Cephalopoda, having a long, straight, conical shell. The interior is divided into numerous chambers by transverse septa.

orthoclase

orthoclase
(n.) Common or potash feldspar crystallizing in the monoclinic system and having two cleavages at right angles to each other. See Feldspar.

orthodoxal

orthodoxal
(a.) Pertaining to, or evincing, orthodoxy; orthodox.

orthodoxly

orthodoxly
(adv.) In an orthodox manner; with soundness of faith.

orthodromy

orthodromy
(n.) The act or art of sailing on a great circle.

orthoepist

orthoepist
(n.) One who is skilled in orthoepy.

orthogonal

orthogonal
(a.) Right-angled; rectangular; as, an orthogonal intersection of one curve with another.

orthometry

orthometry
(n.) The art or practice of constructing verses correctly; the laws of correct versification.

orthophony

orthophony
(n.) The art of correct articulation; voice training.

orthopraxy

orthopraxy
(n.) The treatment of deformities in the human body by mechanical appliances.

orthoptera

orthoptera
(n. pl.) An order of mandibulate insects including grasshoppers, locusts, cockroaches, etc. See Illust. under Insect.

orthoscope

orthoscope
(n.) An instrument designed to show the condition of the superficial portions of the eye.

orthostade

orthostade
(n.) A chiton, or loose, ungirded tunic, falling in straight folds.