1 stiff, unbending, unbendable, firm, hard, strong:
Are those brackets rigid enough to support such a heavy shelf?
2 inflexible, inelastic, unyielding, undeviating, unalterable, set, firm, hard, adamant, hard-line, unbending, adamantine, steely, iron, strong, uncompromising, rigorous, unrelenting, intransigent, stringent, severe, strict, rigorous, stern, harsh, austere:
Frank is known to favour rigid discipline in the classroom.
3 rigorous, exact, precise, unwavering, unqualified, unswerving, undeviating, demanding, strict, hard and fast, literal, nice, close, thorough, scrupulous, careful, conscientious, painstaking, meticulous, punctilious, exacting, strait-laced:
Rigid observance of the regulations produced the desired results. Pinwell's rigid parsimony met little favour from his family
4 obstinate, stubborn, pigheaded, inflexible, immovable, adamant, adamantine, fixed, set, obdurate, wilful, headstrong, dogged, persevering, determined, resolute, steadfast, resolved, tenacious, relentless, unrelenting, uncompromising, unadaptable, mulish, close-minded:
Candida remained rigid in her opposition to birth control.
1 not able/willing to change
appear, be, seem | become, grow
He grew even more rigid and uncompromising as he got older.
extremely, very | entirely
An entirely rigid system is impractical.
| excessively | fairly, rather, relatively
We operate within fairly rigid parameters.
be, feel, lie, look, stand
She feigned sleep, lying rigid in bed.
| become, go | remain
very | absolutely, completely, quite | almost
He went absolutely rigid with shock. Latest queries: Elf, intervene, physical, exclusion, occupy, devote, underlie, link, abundance, obvious, corporate, nonetheless, theory, prepay, domestic, upsurge, approach, cheek, levy, rigid,