[syn: unplayful, serious, sober]
6. requiring effort or concentration; complex and not easy to answer or solve;
- Example: "raised serious objections to the proposal"
- Example: "the plan has a serious flaw"
The Collaborative International Dictionary of English v.0.48:
Serious \Se"ri*ous\, a. [L. serius: cf. F. s['e]rieux, LL.
1. Grave in manner or disposition; earnest; thoughtful;
solemn; not light, gay, or volatile.
He is always serious, yet there is about his manner
a graceful ease. --Macaulay.
2. Really intending what is said; being in earnest; not
jesting or deceiving. --Beaconsfield.
3. Important; weighty; not trifling; grave.
The holy Scriptures bring to our ears the most
serious things in the world. --Young.
4. Hence, giving rise to apprehension; attended with danger;
as, a serious injury.
Syn: Grave; solemn; earnest; sedate; important; weighty. See
[1913 Webster] -- Se"ri*ous*ly, adv. --
WordNet (r) 3.0 (2006):
adj 1: concerned with work or important matters rather than play
or trivialities; "a serious student of history"; "a
serious attempt to learn to ski"; "gave me a serious
look"; "a serious young man"; "are you serious or
joking?"; "Don't be so serious!" [ant: frivolous]
2: of great consequence; "marriage is a serious matter"
3: causing fear or anxiety by threatening great harm; "a
dangerous operation"; "a grave situation"; "a grave illness";
"grievous bodily harm"; "a serious wound"; "a serious turn of
events"; "a severe case of pneumonia"; "a life-threatening
disease" [syn: dangerous, grave, grievous, serious,
4: appealing to the mind; "good music"; "a serious book" [syn:
5: completely lacking in playfulness [syn: unplayful,
serious, sober] [ant: playful]
6: requiring effort or concentration; complex and not easy to
answer or solve; "raised serious objections to the proposal";
"the plan has a serious flaw"
Moby Thesaurus II by Grady Ward, 1.0:
189 Moby Thesaurus words for "serious":
abandoned, acute, afire, alarming, ardent, arduous, austere,
awe-inspiring, bad, bound, bound and determined, burning,
businesslike, cogitative, cognitive, committed, comprehensive,
concentrating, concentrative, conceptive, conceptual,
conceptualized, consequential, considerable, contemplating,
contemplative, critical, crucial, dangerous, dangersome, decided,
decisive, decorous, dedicated, deep, definite, deliberating,
deliberative, demure, determined, devoted, devout, difficult,
dignified, dour, earnest, elevated, excogitating, exhaustive,
explosive, faithful, fatal, fateful, fell, fervent, fervid, fiery,
flaming, formal, formidable, fraught with danger, frowning, full,
genuine, grand, grave, great, grievous, grim, grim-faced,
grim-visaged, hearty, heated, heavy, honest, hot, hot-blooded,
humorless, ideative, impassioned, important, imposing, in earnest,
inspiring, intense, intent, intent on, introspective, irresistible,
jeopardous, laborious, life-and-death, life-or-death, lofty,
long-faced, loyal, main, majestic, major, maximum, meditating,
meditative, menacing, mental, mighty, moderate, momentous, moving,
museful, musing, nasty, no joke, no laughing matter, no-nonsense,
noble, noetic, obstinate, on fire, operose, parlous, passionate,
pensive, perfervid, periculous, perilous, persevering, persistent,
plenary, poker-faced, pondering, portentous, powerful, precarious,
prehensive, pressing, purposeful, red-hot, reflecting, reflective,
relentless, resolute, resolved, ruminant, ruminating, ruminative,
sedate, serious-minded, severe, significant, sincere,
single-minded, sober, sober-minded, sobersided, solemn, somber,
speculative, spirited, staid, stately, steady, stern, stone-faced,
straight-faced, straightforward, strenuous, strong, sublime,
temperate, tenacious, thinking, thought, thoughtful, threatening,
total, tough, ugly, unamusing, unfunny, unsmiling, urgent,
vehement, vital, warm, weighty, white-hot, wholehearted, wistful,