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(ā′prŏn) [Fr. naperon, cloth]
1. An outer garment covering the front of the body for protection of clothing during surgery or certain nursing procedures.
2. Part of the body resembling an apron, e.g., redundant skin and underlying adipose tissue of the lower abdomen.

lead apron

An apron that contains lead or equivalent material and is sufficiently pliable to wear as protection from ionizing radiation. It is used to shield patients and personnel during radiological procedures.


n a piece of clothing worn in front of the body for protection.
apron band,
n a labioincisal or gingival extension of an orthodontic band that aids in retention of the band and in proper positioning of the bracket.
apron, lead,
n an apron made of materials containing metallic lead or lead compounds used to reduce radiation hazards.
apron, lingual,
apron, rubber dam,
n a small strip of rubber dam, perforated to fit over an implant abutment that is used to inhibit introduction of cement into the periimplant space.


1. the long hair under the neck and front of the chest seen in rough collie dogs.
2. large skin folds carried on the ventral neck of some strains of merino sheep.
3. a piece of leather suspended under the belly of a ram in front of the prepuce to prevent mating when the ram is used as a teaser.
4. the concrete slab placed in front of feeders in feedlots to reduce muddiness.
References in classic literature ?
It was a wonderful experience standing inside the building with Emma Jane's apron wound about her hair; wonderful to feel that when she leaned her head against the bars they seemed to turn to cold iron; that her eyes were no longer Rebecca Randall's but mirrored something of Charlotte Corday's hapless woe.
Peggotty only laughed the more, and held her apron tight over her face when my mother tried to pull it away, and sat as if her head were in a bag.
I may truly say I've never had this apron of mine off, since born you were.
Here it is,' said the Witch, 'and here is my blue-check apron.
Lisbeth paused, in a listening attitude, without removing her apron from her face.
Mind you, start at the word 'away'" Here he took his position by the stile, paused a moment as if in profound reflection, then looked up and, I thought, smiled very slightly, then tightened the strings of his apron, then took a long look at Dammit, and finally gave the word as agreed upon-
The little girl took it, in a womanly sort of manner belonging to the apron and the bonnet, and stood looking at us over the burden that clung to her most affectionately.
She always wore a little black bonnet and a white apron; her sleeves were tucked up to the elbow; she cut the sandwiches with large, dirty, greasy hands; and there was grease on her bodice, grease on her apron, grease on her skirt.
A soldier was driving, and a woman enveloped in shawls sat behind the apron under the leather hood of the vehicle.
Nevertheless she had an ear for the door, for when I bounced in she had been too clever for me; there was no book to be seen, only an apron on her lap and she was gazing out at the window.
Aunt Em had her calico dress skirt "tucked up," and she wore a faded, blue-checked apron.
The phonograph now began to play a jerky jumble of sounds which proved so bewildering that after a moment Scraps stuffed her patchwork apron into the gold horn and cried: "Stop--stop