(a.) Rising and falling like waves; resembling wave form or motion; undulatory; rolling; wavy; as, an undulating medium; undulating ground.
Example Sentences:
(1) Three mechanisms play an important role: true elongation of the length of the nerve in the relaxed state against elastic forces; movement of the nerve trunk in the longitudinal direction; and increase and decrease of the tissue relaxation at the level of the nerve trunk (relaxed course) and the nerve fibers (change in the undulated course).
(2) In irregular undulation 89.1% of the time corresponded to Stage 2.
(3) These two forms could easily be differentiated by examination of the undulating membrane and kinetoplast.
(4) The findings were confirmed by a histopathological analysis showing the development of coagulative necrosis and myocytolysis as well as undulations of heart muscle cells as a sign of cardiogenic shock.
(5) Paroxysmal headache of the migraine type as well as permanent undulating headache (which we call cephalea) can lead to chronification, both often mixes within the chronification.
(6) After treatment with the contraction medium of Hoffmann-Berling, the filaments appear to be undulated.
(7) An undulating lightweight roof is supported by 211 narrow steel columns, sheltering a glass box holding the cafe and shop, and a chestnut timber-covered box holding the displays.
(8) The original concept of the blood pump is represented by an asymmetrical type of pump with an asymmetrical diaphragm and undulating motion of the diaphragm allowing optimal washing of the blood chamber.
(9) When blastomers cease cleaving, their surfaces undulate and form blebs.
(10) Foremost among these is a modification of the cell wall from an undulating structure to one which is smooth and has become enlarged.
(11) The distal fibular physis also begins as a transverse structure that becomes undulated and has extensive peripheral lappet formation.
(12) Undulations in the levels of all responses were noted; the "weaker" the antigen the larger the undulations.
(13) Tendon fibers lose their typical undulating appearance and become quite straight.
(14) On the rehabilitation ward of a tertiary care hospital, the patient developed undulating fever to 39.6C, rapidly worsening peripheral vascular disease, and pulmonary emboli.
(15) All human sera, from patients with tuberculosis as well as from control subjects, gave almost identical undulating patterns of reactivity with the decapeptides.
(16) For instance, platelets probably contract, possess a microfilament network, and behave like undulating membrane organelles.
(17) The incidence of the 60-69 year old males dropped in a range of 10%; that of the females with the same age had an undulating course with rising trend.
(18) The characteristic features of laparoscopic appearance--gentle undulation--were observed in 11 out of 13 (85%) patients with PBC.
(19) Tortuous undulating agranular endoplasmic reticulum (ER) was usually closely associated with microperoxisomes.
(20) Conversely, nerve shortening enhanced the undulation.
Up
Definition:
(adv.) Aloft; on high; in a direction contrary to that of gravity; toward or in a higher place or position; above; -- the opposite of down.
(adv.) From a lower to a higher position, literally or figuratively; as, from a recumbent or sitting position; from the mouth, toward the source, of a river; from a dependent or inferior condition; from concealment; from younger age; from a quiet state, or the like; -- used with verbs of motion expressed or implied.
(adv.) In a higher place or position, literally or figuratively; in the state of having arisen; in an upright, or nearly upright, position; standing; mounted on a horse; in a condition of elevation, prominence, advance, proficiency, excitement, insurrection, or the like; -- used with verbs of rest, situation, condition, and the like; as, to be up on a hill; the lid of the box was up; prices are up.
(adv.) To or in a position of equal advance or equality; not short of, back of, less advanced than, away from, or the like; -- usually followed by to or with; as, to be up to the chin in water; to come up with one's companions; to come up with the enemy; to live up to engagements.
(adv.) To or in a state of completion; completely; wholly; quite; as, in the phrases to eat up; to drink up; to burn up; to sum up; etc.; to shut up the eyes or the mouth; to sew up a rent.
(adv.) Aside, so as not to be in use; as, to lay up riches; put up your weapons.
(prep.) From a lower to a higher place on, upon, or along; at a higher situation upon; at the top of.
(prep.) From the coast towards the interior of, as a country; from the mouth towards the source of, as a stream; as, to journey up the country; to sail up the Hudson.
(prep.) Upon.
(n.) The state of being up or above; a state of elevation, prosperity, or the like; -- rarely occurring except in the phrase ups and downs.
(a.) Inclining up; tending or going up; upward; as, an up look; an up grade; the up train.