Vocabulary%20and%20Concept%20Development%20EDI

1
Vocabulary and Concept Development EDI

• Standard
• 1.4 Students will identify common roots and
  affixes derived from Greek and Latin and use this
  knowledge to analyze the meaning of complex words
  (e.g., international).

2
Learning Objective
concept

• I will know affixes derived from Greek and Latin
  and use this knowledge to analyze the meaning of
  complex words.

skill
3
Activating Prior Knowledge

• Have you heard the word incorrect?
• The word incorrect has the prefix in-.
• Can you see the prefix semi- in semiprivate?
• What does semiprivate mean?

4
Concept Development

• in- Latin prefix meaning no, not, without,
  it becomes il- before l im- before b, m, or p
  and ir- before r.
• semi- Latin prefix meaning half , partly,
  not fully, imperfectly, or twice in a (specified
  period) .

Bullet proof definitions

• in- Prefix from Latin meaning not.
• semi- Prefix from Latin meaning half or
  partly.

Student friendly definitions
5
Tell your partner what the prefix in- means.
The prefix in- comes from Latin meaning not.
6
Tell your partner what the prefix semi- means.
The prefix semi- comes from Latin and it means
half or partly.
7
Read the following prefixes
semi - half, partly Latin
in- not Latin
8
Importance

• Have you ever been confused about a word and have
  not been able to figure out its meaning?
• Have you ever had to use knowledge of word
  meaning to figure out the meaning of a new or
  difficult word?

9
Skill Development

• Read these words

inactive
½
informal
insignificant
insomnia
semiannual
½
semicolon
½
semiconscious

semiformal
semiprecious
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• Read these definitions / synonyms

• Having only part of the value of a precious
  gemstone

• Not moving or active no longer in use

• Requiring good clothes rather than play clothes

• Casual, relaxed, not formal

• Half or partly awake, not fully conscious, in a
  daze

• Not significant, unimportant, lacking power or
  value

• Punctuation mark that is halfway between the
  full stop of a period and the short pause of a
  comma

• Unable to fall or stay asleep

• Occurring in half a year every six months

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• Match the words with the correct definition or
  synonym

• Having only part of the value of a precious
  gemstone

• Not moving or active no longer in use

inactive
informal

• Requiring good clothes rather than play clothes

insignificant

• Casual, relaxed, not formal

insomnia

• Half or partly awake, not fully conscious, in a
  daze

semiannual

• Not significant, unimportant, lacking power or
  value

semicolon

• Punctuation mark that is halfway between the
  full stop of a period and the short pause of a
  comma

semiconscious
semiformal

• Unable to fall or stay asleep

semiprecious

• Occurring in half a year every six months

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Answer these questions

• What does the prefix in- mean?
• What does the prefix semi-mean?
• What does incapable mean?
• What does insincere mean?
• What does semiprivate mean?
• What does semisweet mean?

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Identify the prefixes.
Guided Practice

• inactive
• semiannual
• informal
• semicolon
• insignificant
• semiconscious
• insomnia
• semiformal
• semiprecious

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Meaning in Context
Use the words in the box to fill in the blanks in
the following paragraph.
semiannual insomnia
insignificant inactive
Brenda knew it made no sense to fret
over something as (1) _____________ as losing a
game of chess. But in the middle of the night she
was still wide awake with (2) ___________________.
How had her cousin Sam beaten her so easily?
Sam and his parents were visiting her family as
they usually did every six months. On these (3)
________________ visits she and Sam always played
chess, and Brenda usually won. But this time it
had been different. Then she remembered. Sam had
injured himself in a soccer game and was on the
teams (4) ______________ list. He probably had
played a lot of chess instead. Brenda decided
that losing a chess game to Sam was completely
understandable, and she quickly fell asleep.
insignificant
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Closure

• The prefix in- means
• The prefix in- comes from Latin meaning not.

• The prefix semi- means
• The prefix semi- comes from Latin and it means
  half or partly.

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Independent Practice
Match the bolded word with the best synonym

• Using a semicolon
• a. number b. punctuation mark
  c. parallel

• a semiprecious stone
• a. having the highest value b. brand new
  c. Having partial value

• their semiformal outfits
• a. dressy b.
  patched c. dirty

• insignificant gossip
• a. whispered b.
  unimportant c. loud

5. a semiconscious state a. dazed
b. alert
c. unhappy
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Extension
The prefix in- has several spelling variations,
but they all mean not. Ignore means not to
notice. Illegal means not legal. Impossible means
not possible. Irresistible means not able to be
resisted.
Match the following words with its definition.

1. __ irregular
2. __ immovable
3. __ irreplaceable
4. __ illogical
5. __ imperfect
6. __ impractical
7. __ irremovable
8. __ immature

1. not able to remove
2. not able to replace
3. not regular
4. not perfect
5. not logical
6. not practical
7. not able to move
8. not mature

c
a
b
e
d
f
g
h