empty air; sky; shunyata; emptiness; air force; fruitlessness; meaninglessness
indicates word or phrase being defined; used for quoting (thoughts, speech, etc.); with; (not) as much as; (not) so much as; the fact that
another thing; exception; special case
establishing; proving; ascertaining; identifying; confirming
conversion; diversion; changeover; commutation; switchover
equipment; device; installation; stage setting
outbreak; spring forth; generation (e.g. of power or heat); genesis; ontogeny; development of complex multicellular structures from cell(s) in a simple state
chance; start; cue; excuse; motive; impetus