An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

Possessed, experienced, performed, etc., by each of two or more with respect to the other; reciprocal.

M.E., from M.Fr. mutuel, from L. mutu(us) "reciprocal, done in exchange," from PIE base *mei- "to change," → mutation.

Dosuyé from do, → two, + su "side, direction," from Mid.Pers. sôk "direction, side" + nuance suffix -é.

In → probability theory, of or pertaining to two → events A and B, if they cannot occur together, i.e. the occurrence of one precludes the occurrence of the other: A ∩ B = 0.

→ mutual; → -ly; → exclusive.

A prefix meaning "muscle," as in myocardium. Also, especially before a vowel, my-.

From Gk. mys, → muscle, literally "mouse."

Mây-, from mây, variant of mâhice, → muscle, in dialects (e.g. Musâ-Âbâdi, near Šahrezâ, Esfahân).

A vision defect commonly referred to as nearsightedness. The defective condition results when the image of a distant object is focused in front of the retina by the relaxed eye. It can be corrected by introducing a negative lens in front of the eye.

L., from Gk. myopia "near-sightedness," from myops "near-sighted," from myein "to shut" + ops (genitive opos) "eye."

Nazdikbini, noun from nazdikbin "near-sighted," from nazdik "near," from nazd "near" + -ik, → -ic (Mid.Pers. nazd, nazdik; Av. nas- "to come near, approach, reach," nazdišta- "nearest, next," nazdyo "nearer to;" cf. Skt. nas- "to approach, to reach") + bin "to see; seer" (present stem of didan; Mid.Pers. wyn-; O.Pers. vain- "to see;" Av. vaēn- "to see;" Skt. veda "I know;" Gk. oida "I know," idein "to see;" L. videre "to see;" PIE base *weid- "to know, to see").

1) Full of, characterized by, or involving mystery.
2) Implying or suggesting a mystery (Dictionary.com).

→ mystery; → -ous.

1) Anything that is kept → secret or remains unexplained or unknown.
2) Obscure, puzzling, or → mysterious quality or character (Dictionary.com).

M.E. mysterie, from L. mysterium "secret rite, secret worship; a secret thing," from Gk. mysterion "secret rite or doctrine," from mystes "one who has been initiated," from myein "to close, shut."

Šârdé, from Laki šârd "concealed, hidden, secret," âšârden "to hide, conceal;" cf. Kurd. hašâr, hâšâr "hidden, concealed," šârdinawa, šârây "to hide," Kâzeruni ker "hidden," Av. sar- "shelter;" Proto-Ir. *sar- "to conceal, hide;" Skt. śárman- "cover, protection;" L. celare "to conceal from view;" Goth. huljan "to cover, conceal;" O.H.G. helan "to hide;" E. helmet; PIE *kel- "to conceal, hide, cover."

1a) Involving or characterized by esoteric, otherworldly, or symbolic practices or content, as certain religious ceremonies and art; spiritually significant; ethereal.
1b) Of the nature of or pertaining to mysteries known only to the initiated.
1c) Of occult character, power, or significance.
2a) A person who claims to attain, or believes in the possibility of attaining, insight into mysteries transcending ordinary human knowledge, as by direct communication with the divine or immediate intuition in a state of spiritual ecstasy.
2b) A person initiated into religious mysteries (Dictionary.com).

M.E. mystik, from O.Fr. mistique "mysterious, full of mystery," from L. mysticus, from Gk. mystikos "secret, mystic, connected with the mysteries," from mystes "an initiate into the mysteries," + -ikos, → -ic.

1) The beliefs, ideas, or mode of thought of mystics.
2) A doctrine of an immediate spiritual intuition of truths believed to transcend ordinary understanding, or of a direct, intimate union of the soul with God through contemplation or ecstasy.
3) Obscure thought or speculation (Dictionary.com).

→ mystic; → -ism.

The act of mystifying or the condition of being mystified.

→ mystify; → -tion.

1) To confuse, bewilder, or puzzle.
2) To make mysterious or obscure.

From Fr. mystifier, from mysti-, irregular combining form of mystique "mystic" or mystère, "→ mystery" + -fier, → -fy.

A traditional or legendary story, usually concerning some being or hero or event, with or without a determinable basis of fact or a natural explanation, especially one that is concerned with deities or demigods and explains some practice, rite, or phenomenon of nature (Dictionary.com).

From Fr. mythe and directly from M.L. mythus, from Gk. mythos "speech, thought, story, speech, account," of unknown origin.

Osturé, from Ar. usturat, from Gk. historia, → history.