What English word has all the vowels in alphabetical order?

Facetious, arsenious (there are others, too)

I think there's more than one.

FACETIOUS and ABSTEMIOUS are fairly well known. There's also the chemical term ARSENIOUS.

Facetiously, etc., if you include the half vowel y.

There are five in total. The other three are abstentious, arsenious, and arteriosus.

There is also another word - caesious, which describes something having a blueish tint.

The shortest one is aerious.

Abstemious fits the bill as well.

There are many words that contain all of the vowels in order. Some of the most common are - abstemious, adventitious, facetious.

ABSTEMIOUS
ABSTENTIOUS
ACERIFLORUM
ACERIFLORUS
ACHEILOUS
ACHEIROUS
ACLEISTOUS
ADECTICOUS
AERIOUS
AFFECTIOUS
ALEIKOUM
ALTERNIFLORUM
ALTERNIFLORUS
ANEMIOUS
ANNELIDOUS
ARCHEILOUS
ARSENIOUS
ARTERIOSUM
ARTERIOSUS
ARTERIOUS
BACTERIOUS
CAESIOUS
CAESPITOSUM
CAESPITOSUS
FACETIOUS
FRACEDINOUS
PARECIOUS
PLACENTIOUS
TRAGEDIOUS
VACEIOUS

The shortest word with the five vowels occurring in alphabetical order is AERIOUS (airy), which has seven letters. The longest such word is PHRAGELLIORHYNCHUS (a protozoan) with 18 letters.

Running this through the wordfinder brings up 47 results.

abstemious
abstemiously
abstemiousness
abstemiousnesses
abstentious
adenocarcinomatous
adventitious
adventitiously
adventitiousness
adventitiousnesses
aeruginous
amentiferous
androdioecious
andromonoecious
anemophilous
antenniferous
antireligious
arenicolous
argentiferous
arsenious
arteriovenous
asclepiadaceous
autoecious
autoeciously
bacteriophagous
caesalpiniaceous
caesious
cavernicolous
chaetiferous
facetious
facetiously
facetiousness
facetiousnesses
facinerious
flagelliferous
garnetiferous
lateritious
parecious
paroecious
quadrigeminous
sacrilegious
sacrilegiously
sacrilegiousness
sacrilegiousnesses
sarraceniaceous
ultraserious
valerianaceous

http://itools.subhashbose.com/wordfind/pattern/%2Aa%2Ae%2Ai%2Ao%2Au%2A