seniority
UK[ˌsiːniˈɒrəti]US[ˌsiːniˈɔːrəti]
n
The state of being older or of a higher rank than others.
n
The advantage you get by being older or by having worked somewhere longer than others, such as more pay or a higher position.
Morpheme Breakdown
senior
ity
senior
older
ity
state or condition
Etymology
The word 'seniority' is built upon the Latin comparative adjective 'senior', meaning "older," which itself derives from 'senex', meaning "old man" or "aged." The suffix '-ity', originating from Latin '-itas', is a prolific noun-forming element that denotes a state or condition. Thus, the literal construction "state of being older" evolved in English to specifically denote the condition of having longer service or higher rank, a concept where greater age or experience traditionally confers precedence and privilege. This logical progression from a general comparative of age to a formal system of ranking based on duration is a clear example of how social structures shape linguistic meaning.
Analysis
Structure: senior (older) + ity (state or condition)
senior: From Latin 'senior' (older, elder), comparative form of 'senex' (old). Functions as the core adjective/root.
ity: From Latin '-itas' (through Old French '-ité'), a suffix forming nouns indicating a state, condition, or quality.
Examples
Promotions within the department are often based on seniority.
She has more seniority than I do, so she gets first choice of vacation dates.
The union contract protects workers' seniority rights during layoffs.