peti-, pet-, -pit-
(Latin: to aim at, aim for, go toward; to seek, seek out, ask, request; strive after)
2. The act of applying power suddenly or an increased activity in response to a stimulus: The series of auto accidents have become the impetus for developing better highways in the area.
3. The energy or motivation to accomplish or to undertake an objective: David's devotion and guidance have provided the primary impetus to complete the educational project.
4. In physics, an energy that causes the motion of an object to overcome resistance and to maintain its velocity: A force that starts a body to move, or which tends to resist changes in its speed or direction once it is moving, is the impetus for learning more about how physical movements can be controlled.
5. Etymology: from Latin impetus, "attack, assault, onset, impulse, violence, vigor, force, passion"; related to impetere, "to attack"; from in-, "into" + petere, "to aim for, to rush at".
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Often seen on tombstones. Also presented as in perpetuo.
2. The quality or situation in which a person is lacking a qualification or an ability to do something; incapable; inadequate for or unsuited for a particular purpose or application.
3. Etymology: from French incompétence, from in-, "not, opposite of, without" + compétence, from competens, competere, "to strive in common"; in classical Latin "to come together, to agree, to be qualified"; later it came to mean, "strive together"; from com-, "together" + petere, "to strive, to seek, to fall upon, to rush at, to attack".
2. Lacking the skills, qualities, or ability to do something properly.
3. Devoid of those qualities which are necessary for an effective conduct or action.
4. Etymology: "insufficient", from French incompetent, from Late Latin incompetentem; from in-, "not" + Latin competentem, competere, "to coincide, to agree"; from com-, "together" + petere, "to strive, to seek, to fall upon, to rush at, to attack".
2. An instinctive physical desire, especially one for food and then a nap.
3. A sudden, uncontrollable desire to take a nap, which often occurs just after having a snack.
4. A term for someone who dreams about food while taking a nap.
5. Etymology: nap-, from Old English hnappian, "to doze, to sleep lightly" + [ap-] petite, from Latin appetitus, "appetite"; literally, "to strive for" or "desire for"; from appetitus, past participle of appetere, "to long for, to desire"; from ad-, "to" + petere, "to go to, to seek out, to aim for".
Together they usually mean, "a strong desire for a short period of sleep sometime during the day" in addition to a regular night's sleep. This, of course, depends on whether a person must work a night shift or has a regular day-time schedule.
"With the economic slowdown, many people are in perpetual debt."
"It seems that there is a perpetual suffering for too many poor people in the world."2. Uninterrupted in time and continuing indefinitely or happening all the time or very often: "The perpetual demands of parenthood can be very stressful at times."
3. A description of flowers or flowering plants that bloom throughout the season: "Madeline has perpetual carnations and other flowers in her green house."
4. Etymology: from Old French perpetuel, from Latin perpetualis, "universal"; in Medieval Latin, "permanent", from perpetuus, "continuous, universal"; from perpetis, genitive (expressing "possession" or "origin") of Old Latin perpes, "lasting"; probably from per-, "through" + root of petere, "to seek, to go to, to aim at".
2. In thermodynamics, the unproven theory that when a machine produces work, it can continue to operate for an indefinite time solely by the use of its own energy.
Various supposed perpetual motion machines have been described in the past before a valid understanding of the laws of thermodynamics became accepted.
2. Repeatedly at very short intervals, and so appearing to be continuous.
2. Continuing or continued without intermission or interruption; ceaseless.
2. To cause something to continue indefinitely; to make a situation perpetual.
3. To prolong the existence of; to cause to be remembered: "Building the new library will perpetuate the resources needed for people to enhance their learning." 4. To preserve or make testimony available for later use at a legal trial by means of deposition; especially, when the evidence so gathered would be otherwise unavailable or lost.
5. To preserve from extinction or oblivion.
2. The act of preserving from extinction through an endless existence or for an indefinite period of time; a continuance.