Parallel
Part of speech: adjective
Definition: Of two or more (straight) lines, (flat) surfaces etc: Equally distant from one another at all points. parallel to: Of one thing, relative to another: Equally distant from at all points.
Part of speech: adverb
Definition: With a parallel relationship
Part of speech: noun
Definition: One of a set of parallel lines. A line of latitude. An arrangement of electrical components such that a current flows along two or more paths; see in parallel
Part of speech: verb
Definition: To construct something parallel to something else. Of a path etc: To be parallel to something else. Of a process etc: To be analogous to something else. To compare or liken something to something else.
Example sentence: We started at once to dig our trenches, half of my platoon stepping forward abreast, the men being placed an arm's length apart. After laying their rifles down, barrels pointing to the enemy, a line was drawn behind the row of rifles and parallel to it.
Synchronous
Part of speech: adjective
Definition: At the same time, at the same frequency.