starting point; point of departure
modelling (e.g. a system, etc.)
to facilitate; to make easy; to simplify
to add (to); to add on; to append
eager; earnest; ardent; OFF (on switch)
heated (e.g. debate); passionate
muddiness; murkiness; impurity (of the world, one's heart, etc.); dakuten (diacritic indicating a voiced consonant); unrefined sake
nuclear fusion electricity generation
glass sphere; glass bead; glass marble
sealing (something) inside; enclosing (with a letter, etc.)
deuterium; heavy hydrogen
main; principal; chief; primary; major
agglutination; adhesion; fusion; combination; blending; uniting
to apply pressure to; to press
to conquer (e.g. an enemy); to defeat; to overcome (a difficulty); to out-hit
containment vessel (nuclear reactor, etc.); CV
geometric (progression, etc.)
prop; stay; support; brace; fulcrum
100,000; hundred thousand
one Nth part (e.g. one fifth, one tenth); one out of N
mirror surface; lens surface
crank (mechanism); narrow, crank-shaped road (on a driving school training course); crank (on an early movie camera)
pipe; tube; wind instrument; vessel; duct; counter for tube-shaped objects
water tank; cistern; fish tank; aquarium
filling (up); replenishing; filling in (a tooth); loading (a gun with ammunition, a camera with film, etc.); packing; plugging
allocation; appropriation
suitable temperature; right temperature; moderate temperature
non-existence; absence; lack