low-order
UK[ˌləʊ ˈɔːdə]US[ˌloʊ ˈɔːrdər]
adj
Of or relating to the least significant or least complex part of something, especially in mathematics or computing.
adj
Of inferior rank, importance, or complexity.
Morpheme Breakdown
low
order
low
not high
order
rank, arrangement
Etymology
The compound adjective 'low-order' is a transparent combination of two native English elements. 'Low' traces back to a Germanic root meaning "not high," which evolved from a concrete sense of a hill or mound to describe relative position or status. 'Order' entered English via French from Latin 'ōrdō', carrying the core idea of a structured sequence or rank. When combined, the term literally means "of a low rank or position within a structured system." This logic was directly applied in technical fields like mathematics and computing to describe the least significant digits or the simplest components within a hierarchical or sequential arrangement, extending metaphorically to anything of minor importance or complexity.
Analysis
Structure: low (not high) + order (rank, arrangement)
low: From Old English 'hlāw', 'hlēo' (hill, mound), later influenced by Old Norse 'lágr' (low). In this compound, it functions as an adjective meaning "not high" in rank, value, or position.
order: From Old French 'ordre', from Latin 'ōrdinem' (nominative 'ōrdō') meaning "row, series, arrangement, rank." In this compound, it functions as a noun meaning "rank, level, or category."
Examples
The calculation error was only in the low-order bits of the data.
He was frustrated with being assigned low-order tasks that didn't utilize his skills.
In the polynomial, we can ignore the low-order terms for this approximation.