All rational synonyms

adj rational

• levelheaded — having common sense and sound judgment; sensible.
• sensible — having, using, or showing good sense or sound judgment: a sensible young woman.
• wise — having the power of discerning and judging properly as to what is true or right; possessing discernment, judgment, or discretion.
• normal — conforming to the standard or the common type; usual; not abnormal; regular; natural.
• impartial — not partial or biased; fair; just: an impartial judge.
• lucid — easily understood; completely intelligible or comprehensible: a lucid explanation.
• deliberate — If you do something that is deliberate, you planned or decided to do it beforehand, and so it happens on purpose rather than by chance.
• logical — according to or agreeing with the principles of logic: a logical inference.
• judicious — using or showing judgment as to action or practical expediency; discreet, prudent, or politic: judicious use of one's money.
• thoughtful — showing consideration for others; considerate.
• sane — free from mental derangement; having a sound, healthy mind: a sane person.
• reasonable — agreeable to reason or sound judgment; logical: a reasonable choice for chairman.
• stable — a building for the lodging and feeding of horses, cattle, etc.
• balanced — A balanced report, book, or other document takes into account all the different opinions on something and presents information in a fair and reasonable way.
• analytical — An analytical way of doing something involves the use of logical reasoning.
• prudent — wise or judicious in practical affairs; sagacious; discreet or circumspect; sober.
• intelligent — having good understanding or a high mental capacity; quick to comprehend, as persons or animals: an intelligent student.
• sober — not intoxicated or drunk.
• knowing — affecting, implying, or deliberately revealing shrewd knowledge of secret or private information: a knowing glance.
• sound — The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 miles (140 km) long; 3–30 miles (5–48 km) wide.
• synthetic — of, pertaining to, proceeding by, or involving synthesis (opposed to analytic).
• thinking — of or relating to thinking or thought.
• intellectual — appealing to or engaging the intellect: intellectual pursuits.
• calm — A calm person does not show or feel any worry, anger, or excitement.
• objective — something that one's efforts or actions are intended to attain or accomplish; purpose; goal; target: the objective of a military attack; the objective of a fund-raising drive.
• reasoning — a basis or cause, as for some belief, action, fact, event, etc.: the reason for declaring war.
• cool — Something that is cool has a temperature which is low but not very low.
• cerebral — If you describe someone or something as cerebral, you mean that they are intellectual rather than emotional.
• circumspect — If you are circumspect, you are cautious in what you do and say and do not take risks.
• collected — An author's collected works or letters are all their works or letters published in one book or in a set of books.
• discerning — showing good or outstanding judgment and understanding: a discerning critic of French poetry.
• discriminating — to make or constitute a distinction in or between; differentiate: a mark that discriminates the original from the copy.
• far-sighted — seeing objects at a distance more clearly than those near at hand; hyperopic.
• perspicacious — having keen mental perception and understanding; discerning: to exhibit perspicacious judgment.
• reflective — that reflects; reflecting.
• sagacious — having or showing acute mental discernment and keen practical sense; shrewd: a sagacious lawyer.
• together — into or in one gathering, company, mass, place, or body: to call the people together.
• well-advised — acting with caution, care, or wisdom: They would be well-advised to sell the stock now.
• ratiocinative — the process of logical reasoning.
• all there — having his or her wits about him or her; of normal intelligence
• cognitive — Cognitive means relating to the mental process involved in knowing, learning, and understanding things.
• deductive — Deductive reasoning involves drawing conclusions logically from other things that are already known.
• philosophic — of or relating to philosophy: philosophical studies.