conventional

adjective

abiding by norms, expected

Wiktionary

Pronunciation: /kənˈvɛnʃənl̩/

adj

Etymology: Etymology tree English convention Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English conventional From convention + -al.

Pertaining to a convention, as in following generally accepted principles, methods and behaviour.
“A “moving platform” scheme[…]is more technologically ambitious than maglev trains even though it relies on conventional rails. Local trains would use side-by-side rails to roll alongside intercity trains and allow passengers to switch trains by stepping through docking bays.”
“Young-White’s paeans to short kings encourage us to confront society’s overvaluation of men’s height, and recognize the guys under 6ft whose positive attitudes render them nothing short of regal. A short king isn’t just any male-presenting person of modest stature – it’s someone who has the strength of character to flourish in the face of conventional male beauty standards.”
Ordinary, commonplace.
“They wear conventional clothes, eat conventional food, and keep conventional hours.”
““You’re not conventional?” Isabel gravely asked. “I like the way you utter that word! No, I’m not conventional: I’m convention itself. You don’t understand that?””
Banal, trite, hackneyed, unoriginal or clichéd.
Pertaining to a weapon which is not a weapon of mass destruction.
Making use of synthetic fertilizers and pesticides.
In accordance with a bidding convention, as opposed to a natural bid.

noun

A conventional gilt-edged security, a kind of bond paying the holder a fixed cash payment (or coupon) every six months until maturity, at which point the holder receives the final payment and the return of the principal.