for convenience; as a matter of convenience
to call out (to); to call; to summon (a doctor, etc.); to invite; to designate; to name; to garner (support, etc.)
to keep (a pet or other animal); to have; to own; to raise; to rear; to feed
mouse (esp. laboratory); (computer) mouse; mouth
rat (esp. laboratory or pet)
guinea pig (Cavia porcellus); subject of an experiment; (human) guinea pig
those (near the second person)
hygiene; sanitation; health
department; section; course (of study); branch of study; (taxonomical) family
rough (estimate, outline, etc.); broad; general; generous; openhanded
chief; main; principal; major
imagination; supposition; guess
that is to say; that is; in short; in brief; clogging; obstruction; shrinkage
laboratory animal; experimental animal
research division; inquiry section
guidance; leadership; instruction; shido (disciplinary action for a minor infringement of the rules of judo)
severe; strict; hard (to do); difficult; intense (e.g. cold); harsh (weather)
result; consequence; coming to fruition; bearing fruit; as a result; consequently
by means of; due to; because of; according to
practice (in the field); training (esp. practical and hands-on); practical exercise; drill
replacement; substitute; displacement; transposition; reset
mostly; nearly; practically; well-nigh; almost invariably; all but
use; application; employment; utilization; utilisation
though; although; be that as it may; nonetheless
outbreak; spring forth; generation (e.g. of power or heat); genesis; ontogeny; development of complex multicellular structures from cell(s) in a simple state
large quantity; massive (quantity); mass (e.g. mass production, mass transit, mass destruction)
on the occasion of; circumstances; juncture
investigation to determine the cause (of); tracing something back to its origin
counter for small animals; counter for rolls of cloth (two han in size); (arch.) counter for horses; roll of cloth
specimen; sample; object to be examined
dissection; autopsy; analysis
to finish; to end; to merely result in something less severe than expected; to feel at ease; to feel unease or guilt for troubling someone; to be sorry
teacher; instructor; teaching staff; faculty member
small quantity; little; little while; short distance
to be late; to be delayed; to fall behind (in a race, one's studies, etc.); to lag behind; to be bereaved of; to be preceded by (someone) in death
seeming to be; appearing to be; like; similar to; in order to (e.g. meet goal); so that
Mr.; Mrs.; makes a word more polite (usu. in fixed expressions); state; situation
to receive; to take; to get somebody to do something; to have in one's pocket (a fight, match); to contract (a disease); to catch
but; however; (and) yet; nevertheless; still; for all that
(not) in any way; in no way; at all; terribly; awfully; hopelessly