### sign:

Billboard
* are cash machines are radio stations
  - commercial advertisements
  - huge landmarks on the road that people notice, remember, and TALK about
  - large display advertisements which pop up as an overlay on the screen
  - large, elevated signs that dot many highways
* are located in cities
  - countrysides
  - streets
  - magazines
  - open air
* are used for advertisements
* can be the most cost-effective way to win hearts and minds.
* cause visual pollution.
* have more in common with broadcast media than print.

### sign:

Clinical sign
* Clinical Signs Presenting clinical signs vary with the individual bird.
* Some clinical signs are present from early infancy, and probably in the prenatal period.
* are absent in immunocompetent animals
  - dependent upon the organs affected
  - irregular heartbeat and tingling in the hands and feet
  - largely due to blood loss
  - more profound in unvaccinated animals
  - referable to hemorrhages that result from faulty blood coagulation
  - related to how many nerves are affected
  - skin diseases and digestive system disorders
* begin after the infective stage of larval hookworm penetrating through skin.
* can really vary based on the severity of each dog's problem.
* depend on the time, course, and location of tissue damage.
* develop depending on the degree of the amyloid deposits and on the organs involved.
* leading to a suspicion of rabies occur only after substantial virus replication.
* result from the host's inflammatory response to the organism.
* vary depending on the agent, dose, and individual sensitivity
  - virulence, and the site of infection
  - from depression, rigidity, and fever, to seizures
  - in severity depending upon host factors and mite species

Exit sign
* are essential components of evacuation systems.
* are located in freeways
  - theatres

Gastrointestinal sign
* are also common among cats with secondary toxoplasmosis
  - common in hyperthyroidism
* occur first, with salivation, vomiting, abdominal pain and diarrhea.

Hoarding
* happens in third-world countries, too.
* is associated with the cold form of withdrawing family, and with destructiveness
  - one of the popular techniques for managing data in mobile environments
* related behavior.
* seems to affect equal amounts of men and women.

### sign | hoarding:

Scatter hoarding
* appears to represent a specialization in memory capacity for spatial locations.
* common means of temporary storage for seeds and bulbs.

Iconic sign
* are images, or likenesses, of their objects.
* have a visual relationship or similarity to what they are signifying.

Interpretative sign
* explain geologic history.
* identify the different types of plants.

Interpretive sign
* explain how proper maintenance keeps plants healthy and more drought-tolerant
  - the ecology of the hammock plant community
* help viewers know what it is they are seeing.
* identify certain species and their habitat
  - several species, such as the pond apple that alligators and turtles eat
* raise some issues about 'wilderness' and what it means to different people.

Linguistic sign
* bear no necessary relationship to extralinguistic objects.
* depend on consistency of conventional use, i.e., on the grammar of a language.

Magnetic sign
* Magnetic Signs are great temporary signs for metal surfaces.
* are larger and more easily seen by passing motorists and law enforcement.

Mental sign
* begin with irritability, forgetfulness, or depression.
* can include visions that range from ecstatically blissful to terrifyingly frightful.

Neon sign
* Most neon signs contain neon, argon, or argon and mercury.
* are basically bent tubes filled with glowing gas
  - tubes containing a plasma made of neon gas
* operate at a high voltage, but with very low current.
* utilize glow discharge.