Verb

(immers)

To put under the surface of a liquid; to dunk.

Archimedes determined the volume of objects by immersing them in water.

To involve deeply

The sculptor immersed himself in anatomic studies.

(mathematics)

* 2002 , Kari Jormakka, Flying Dutchmen: Motion in Architecture (page 40)

Thus, in mathematical terms a Klein bottle cannot be "embedded" but only "immersed " in three dimensions as an embedding has no self-intersections but an immersion may have them.

Verb

(en verb)

(label) To encircle something or simultaneously extend in all directions.

*{{quote-book, year=1944, author=(w)

, title= The Three Corpse Trick, chapter=5 , passage=The hovel stood in the centre of what had once been a vegetable garden, but was now a patch of rank weeds. Surrounding this, almost like a zareba, was an irregular ring of gorse and brambles, an unclaimed vestige of the original common.}}

*{{quote-book, year=1963, author=(Margery Allingham)

, title=(The China Governess) , chapter=3 citation , passage=Sepia Delft tiles surrounded the fireplace, their crudely drawn Biblical scenes in faded cyclamen blending with the pinkish pine, while above them, instead of a mantelshelf, there was an archway high enough to form a balcony with slender balusters and a tapestry-hung wall behind.}}

* 2005 , (Plato), Sophist . Translation by Lesley Brown. .

and this way they get rid of those grand and stubborn opinions that surround them.

(label) To enclose or confine something on all sides so as to prevent escape.

To pass around; to travel about; to circumnavigate.

(Fuller)