Definition of UM

1. Initialism. (philately) unmounted mint ¹

2. Initialism. University of Miami ¹

3. Initialism. University of Michigan ¹

4. Preposition. (alternative form of umbe) ¹

5. Interjection. Expression of confusion or space filler in conversation. See uh. ¹

6. Verb. (intransitive) To make the ''um'' sound to express confusion or hesitancy. ¹

7. Noun. (alternative spelling of µm) ¹

¹ Source: wiktionary.com

Definition of UM

1. used to indicate hesitation [interj]

Medical Definition of UM

1. Symbol for micromolar. Symbol for micrometer. (05 Mar 2000)

Lexicographical Neighbors of UM

ululate
ululated
ululates
ululating
ululation
ululations
ulus
ulva
ulvas
ulvospinel
ulvospinels
ulyie
ulyies
ulzie
ulzies
um
um-
umagite
umami
umamis
umangite
umangites
umbe
umbe-
umbecast
umbeclap
umbedraw
umbego
umbegrip
umbegrippe

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