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

1) To move by a quick springy leap or in a series of leaps. (Of a person) Move by jumping on one foot. (Of a bird or other animal) move by jumping with two or all feet at once.
2) An act of hopping; short leap.

M.E. hoppen; O.E. hoppian; cognate with Ger. hopfen, O.N. hoppa.

Kopidan, from kop; cf. (Bašâgardi) kup, (Lârestâni) komp, (Bardesiri) gopak, (Sistâni) job, (Kermâni) pok, pokidan "jump, leap."

→ lithophile element.

→ litho-; → -phile.

In the → Goldschmidt classification, a → chemical element that shows an → affinity for → silicate phases and is concentrated in the silicate portion of the Earth (→ crust and → mantle). This group includes → lithium (Li), → beryllium (Be), → sodium (Na), → magnesium (Mg), → potassium (K), → calcium (Ca), → barium (Ba), → titanium (Ti), → chromium (Cr), → aluminium (Al), → silicon (Si), → phosphorus (P), → chlorine (Cl), etc.

→ lithophile; → element.

A mechanism for the → transport of → electrons which occurs when the → Fermi level lies below a low but wide energy → barrier. The → tunneling probability across the barrier is considerably suppressed due to the width of the barrier. However, at higher temperatures, the electron can raise its energy with the assistance of a vibrational mode. The electron is said to hop from one side of the barrier to the other side via an intermediate state.

→ thermal; → hop; → -ing.

1) A place where manual work is done, especially manufacturing or repairing.
2) A group of people working on a creative project, discussing a topic, or studying a subject.

→ work + shop M.E. shoppe, O.E. sceoppa; cf. O.H.G. scopf "porch," Ger. Schuppen "a shed").

Kârgâh "workshop," from kâr, → work, + gâh "place; time" (Mid.Pers. gâh, gâs "time;" O.Pers. gāθu-; Av. gātav-, gātu- "place, throne, spot;" cf. Skt. gâtu- "going, motion; free space for moving; place of abode;" PIE *gwem- "to go, come").