different between hill vs undulation

English

Etymology

From Middle English hill, from Old English hyll (“hill”), from Proto-Germanic *hulliz (“stone, rock”), from Proto-Indo-European *kl?Hnís (“top, hill, rock”). Cognate with Middle Dutch hille, hulle (“hill”), Low German hull (“hill”), Old Norse hóll (“hill”), Latin collis (“hill”), Lithuanian kalnas, Albanian kallumë (“big pile, tall heap”), Russian ???? (xolm, “hill”), Old English holm (“rising land, island”). More at holm.

Pronunciation

• enPR: h?l, IPA^(key): /h?l/, [h??]
• Rhymes: -?l
• Homophone: heel (in some dialects)

Noun

hill (plural hills)

1. An elevated landmass smaller than a mountain.

   • So this was my future home, I thought! […] Backed by towering hills, the but faintly discernible purple line of the French boundary off to the southwest, a sky of palest Gobelin flecked with fat, fleecy little clouds, it in truth looked a dear little city; the city of one's dreams.

2. A sloping road.

3. (US) A heap of earth surrounding a plant.
4. (US) A single cluster or group of plants growing close together, and having the earth heaped up about them.

5. (baseball) The pitcher’s mound.
6. The raised portion of the surface of a vinyl record.

   Antonym: dale

Hyponyms

• (elevation): hillock, toman (smaller hills)

Derived terms

Translations

Further reading

• hill on Wikipedia.Wikipedia
• Hill in the Encyclopædia Britannica (11th edition, 1911)

Verb

hill (third-person singular simple present hills, present participle hilling, simple past and past participle hilled)

1. To form into a heap or mound.
2. To heap or draw earth around plants.

Translations

Westrobothnian

Etymology

Cognate with Icelandic hilla, Swedish hylla.

Noun

hill f (definite singular hilla)

1. shelf

Synonyms

• fjahl

English

Etymology

undulate +? -ion, or borrowed from Medieval Latin undul?ti?; compare French ondulation.

Pronunciation

• Rhymes: -e???n

Noun

undulation (countable and uncountable, plural undulations)

1. An instance or act of undulating.
   • 1929, Robert Dean Frisbee, The Book of Puka-Puka (republished by Eland, 2019; p. 77):

     But the next undulation would raise us, showing the island ablaze in the sunlight, an emerald of dazzling beauty resting lightly on the bosom of the sea.

2. A wavy appearance or outline; waviness.
3. (music) A tremulous tone produced by a peculiar pressure of the finger on a string.
4. A wavelike curve; a smooth and regular rise and fall.
5. A wavelike motion of the air; electromagnetic radiation.
6. (medicine, dated) A feeling as if of an undulatory motion about the heart.
7. (medicine, dated) The distinctive motion of the matter within an abscess on being pressed when it is ripe for opening.

Derived terms

• undulationist

Translations

References

• undulation in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.